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[taler-wallet-android] 04/06: Add updated copyright to all project files


From: gnunet
Subject: [taler-wallet-android] 04/06: Add updated copyright to all project files
Date: Fri, 21 Feb 2020 19:01:53 +0100

This is an automated email from the git hooks/post-receive script.

torsten-grote pushed a commit to branch master
in repository wallet-android.

commit 6f022dd8d9f14f9b52a8ca6d2b76c5ebb5286588
Author: Torsten Grote <address@hidden>
AuthorDate: Fri Feb 14 12:44:30 2020 -0300

    Add updated copyright to all project files
---
 .idea/copyright/Taler.xml                          |  7 ++++++
 .idea/copyright/profiles_settings.xml              |  7 ++++++
 akono/build.gradle                                 | 16 +++++++++++++
 app/build.gradle                                   | 16 +++++++++++++
 .../net/taler/wallet/ExampleInstrumentedTest.kt    | 20 ++++++++++++++---
 app/src/main/AndroidManifest.xml                   | 16 +++++++++++++
 app/src/main/java/net/taler/wallet/Amount.kt       | 26 +++++++++++-----------
 .../net/taler/wallet/HostCardEmulatorService.kt    | 26 +++++++++++-----------
 app/src/main/java/net/taler/wallet/MainActivity.kt | 26 +++++++++++-----------
 .../main/java/net/taler/wallet/PromptWithdraw.kt   | 26 +++++++++++-----------
 .../java/net/taler/wallet/ReviewExchangeTOS.kt     | 26 +++++++++++-----------
 app/src/main/java/net/taler/wallet/Settings.kt     | 26 +++++++++++-----------
 app/src/main/java/net/taler/wallet/ShowBalance.kt  | 26 +++++++++++-----------
 .../main/java/net/taler/wallet/WalletViewModel.kt  | 26 +++++++++++-----------
 .../java/net/taler/wallet/WithdrawSuccessful.kt    | 26 +++++++++++-----------
 .../net/taler/wallet/backend/WalletBackendApi.kt   | 26 +++++++++++-----------
 .../taler/wallet/backend/WalletBackendService.kt   | 26 +++++++++++-----------
 .../main/java/net/taler/wallet/crypto/Encoding.kt  | 26 +++++++++++-----------
 .../java/net/taler/wallet/history/HistoryEvent.kt  | 26 +++++++++++-----------
 .../net/taler/wallet/history/JsonDialogFragment.kt | 26 +++++++++++-----------
 .../net/taler/wallet/history/ReserveTransaction.kt | 26 +++++++++++-----------
 .../java/net/taler/wallet/history/WalletHistory.kt | 26 +++++++++++-----------
 .../taler/wallet/history/WalletHistoryAdapter.kt   | 26 +++++++++++-----------
 .../taler/wallet/payment/AlreadyPaidFragment.kt    | 26 +++++++++++-----------
 .../java/net/taler/wallet/payment/ContractTerms.kt | 16 +++++++++++++
 .../net/taler/wallet/payment/PaymentManager.kt     | 16 +++++++++++++
 .../wallet/payment/PaymentSuccessfulFragment.kt    | 26 +++++++++++-----------
 .../net/taler/wallet/payment/ProductAdapter.kt     | 16 +++++++++++++
 .../taler/wallet/payment/PromptPaymentFragment.kt  | 26 +++++++++++-----------
 .../main/res/drawable/history_payment_aborted.xml  | 16 +++++++++++++
 app/src/main/res/drawable/history_refresh.xml      | 16 +++++++++++++
 app/src/main/res/drawable/history_refund.xml       | 16 +++++++++++++
 app/src/main/res/drawable/history_tip_accepted.xml | 16 +++++++++++++
 app/src/main/res/drawable/history_tip_declined.xml | 16 +++++++++++++
 app/src/main/res/drawable/history_withdrawn.xml    | 16 +++++++++++++
 app/src/main/res/drawable/ic_account_balance.xml   | 16 +++++++++++++
 app/src/main/res/drawable/ic_add_circle.xml        | 16 +++++++++++++
 app/src/main/res/drawable/ic_cancel.xml            | 16 +++++++++++++
 app/src/main/res/drawable/ic_cash_usd_outline.xml  | 16 +++++++++++++
 app/src/main/res/drawable/ic_directions.xml        | 16 +++++++++++++
 .../main/res/drawable/ic_history_black_24dp.xml    | 16 +++++++++++++
 app/src/main/res/drawable/ic_home_black_24dp.xml   | 16 +++++++++++++
 .../main/res/drawable/ic_launcher_foreground.xml   | 16 +++++++++++++
 app/src/main/res/drawable/ic_logo_taler.xml        | 16 +++++++++++++
 app/src/main/res/drawable/ic_menu_camera.xml       | 16 +++++++++++++
 app/src/main/res/drawable/ic_menu_gallery.xml      | 16 +++++++++++++
 app/src/main/res/drawable/ic_menu_manage.xml       | 16 +++++++++++++
 app/src/main/res/drawable/ic_menu_send.xml         | 16 +++++++++++++
 app/src/main/res/drawable/ic_menu_share.xml        | 16 +++++++++++++
 app/src/main/res/drawable/ic_menu_slideshow.xml    | 16 +++++++++++++
 app/src/main/res/drawable/ic_scan_qr.xml           | 16 +++++++++++++
 app/src/main/res/drawable/pending_border.xml       | 16 +++++++++++++
 app/src/main/res/drawable/side_nav_bar.xml         | 16 +++++++++++++
 app/src/main/res/layout/activity_main.xml          | 16 +++++++++++++
 app/src/main/res/layout/app_bar_main.xml           | 16 +++++++++++++
 app/src/main/res/layout/balance_row.xml            | 16 +++++++++++++
 app/src/main/res/layout/content_main.xml           | 16 +++++++++++++
 app/src/main/res/layout/fragment_already_paid.xml  | 16 +++++++++++++
 app/src/main/res/layout/fragment_json.xml          | 16 +++++++++++++
 .../res/layout/fragment_payment_successful.xml     | 16 +++++++++++++
 .../main/res/layout/fragment_prompt_payment.xml    | 16 +++++++++++++
 .../main/res/layout/fragment_prompt_withdraw.xml   | 16 +++++++++++++
 .../res/layout/fragment_review_exchange_tos.xml    | 16 +++++++++++++
 app/src/main/res/layout/fragment_settings.xml      | 16 +++++++++++++
 app/src/main/res/layout/fragment_show_balance.xml  | 16 +++++++++++++
 app/src/main/res/layout/fragment_show_history.xml  | 16 +++++++++++++
 .../res/layout/fragment_withdraw_successful.xml    | 16 +++++++++++++
 app/src/main/res/layout/history_payment.xml        | 16 +++++++++++++
 app/src/main/res/layout/history_receive.xml        | 16 +++++++++++++
 app/src/main/res/layout/history_row.xml            | 16 +++++++++++++
 app/src/main/res/layout/list_item_product.xml      | 16 +++++++++++++
 app/src/main/res/layout/nav_header_main.xml        | 16 +++++++++++++
 app/src/main/res/layout/pending_row.xml            | 16 +++++++++++++
 app/src/main/res/menu/activity_main_drawer.xml     | 16 +++++++++++++
 app/src/main/res/menu/balance.xml                  | 16 +++++++++++++
 app/src/main/res/menu/history.xml                  | 16 +++++++++++++
 app/src/main/res/menu/main.xml                     | 16 +++++++++++++
 app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml | 16 +++++++++++++
 .../res/mipmap-anydpi-v26/ic_launcher_round.xml    | 16 +++++++++++++
 app/src/main/res/navigation/nav_graph.xml          | 16 +++++++++++++
 app/src/main/res/values-v21/styles.xml             | 16 +++++++++++++
 app/src/main/res/values/colors.xml                 | 16 +++++++++++++
 app/src/main/res/values/dimens.xml                 | 16 +++++++++++++
 app/src/main/res/values/ic_launcher_background.xml | 16 +++++++++++++
 app/src/main/res/values/strings.xml                | 16 +++++++++++++
 app/src/main/res/values/styles.xml                 | 16 +++++++++++++
 app/src/main/res/xml/apduservice.xml               | 16 +++++++++++++
 .../test/java/net/taler/wallet/ExampleUnitTest.kt  | 16 +++++++++++++
 .../net/taler/wallet/crypto/Base32CrockfordTest.kt | 26 +++++++++++-----------
 .../net/taler/wallet/history/HistoryEventTest.kt   | 26 +++++++++++-----------
 .../taler/wallet/history/ReserveTransactionTest.kt | 26 +++++++++++-----------
 build.gradle                                       | 16 +++++++++++++
 gradle.properties                                  | 16 +++++++++++++
 gradle/wrapper/gradle-wrapper.properties           | 16 +++++++++++++
 settings.gradle                                    | 16 +++++++++++++
 95 files changed, 1434 insertions(+), 302 deletions(-)

diff --git a/.idea/copyright/Taler.xml b/.idea/copyright/Taler.xml
new file mode 100644
index 0000000..96abfa5
--- /dev/null
+++ b/.idea/copyright/Taler.xml
@@ -0,0 +1,7 @@
+<component name="CopyrightManager">
+  <copyright>
+    <option name="keyword" value="(Copyright|Public License)" />
+    <option name="notice" value="This file is part of GNU Taler&#10;(C) 
&amp;#36;today.year Taler Systems S.A.&#10;&#10;GNU Taler is free software; you 
can redistribute it and/or modify it under the&#10;terms of the GNU General 
Public License as published by the Free Software&#10;Foundation; either version 
3, or (at your option) any later version.&#10;&#10;GNU Taler is distributed in 
the hope that it will be useful, but WITHOUT ANY&#10;WARRANTY; without even the 
implied warranty of MERCH [...]
+    <option name="myName" value="Taler" />
+  </copyright>
+</component>
\ No newline at end of file
diff --git a/.idea/copyright/profiles_settings.xml 
b/.idea/copyright/profiles_settings.xml
new file mode 100644
index 0000000..0040fda
--- /dev/null
+++ b/.idea/copyright/profiles_settings.xml
@@ -0,0 +1,7 @@
+<component name="CopyrightManager">
+  <settings default="Taler">
+    <module2copyright>
+      <element module="Project Files" copyright="Taler" />
+    </module2copyright>
+  </settings>
+</component>
\ No newline at end of file
diff --git a/akono/build.gradle b/akono/build.gradle
index 17c3bfd..45fbf89 100644
--- a/akono/build.gradle
+++ b/akono/build.gradle
@@ -1,2 +1,18 @@
+/*
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under 
the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 configurations.maybeCreate("default")
 artifacts.add("default", file('akono.aar'))
\ No newline at end of file
diff --git a/app/build.gradle b/app/build.gradle
index 8c0746e..8f40e5f 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -1,3 +1,19 @@
+/*
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under 
the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 apply plugin: 'com.android.application'
 apply plugin: 'kotlin-android'
 apply plugin: 'kotlin-kapt'
diff --git 
a/app/src/androidTest/java/net/taler/wallet/ExampleInstrumentedTest.kt 
b/app/src/androidTest/java/net/taler/wallet/ExampleInstrumentedTest.kt
index e6b19ba..5f0c423 100644
--- a/app/src/androidTest/java/net/taler/wallet/ExampleInstrumentedTest.kt
+++ b/app/src/androidTest/java/net/taler/wallet/ExampleInstrumentedTest.kt
@@ -1,13 +1,27 @@
+/*
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under 
the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 package net.taler.wallet
 
 import androidx.test.InstrumentationRegistry
 import androidx.test.runner.AndroidJUnit4
-
+import org.junit.Assert.assertEquals
 import org.junit.Test
 import org.junit.runner.RunWith
 
-import org.junit.Assert.*
-
 /**
  * Instrumented test, which will execute on an Android device.
  *
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 0855b92..99d83c2 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <manifest xmlns:android="http://schemas.android.com/apk/res/android";
         xmlns:tools="http://schemas.android.com/tools";
         package="net.taler.wallet">
diff --git a/app/src/main/java/net/taler/wallet/Amount.kt 
b/app/src/main/java/net/taler/wallet/Amount.kt
index f8b48e3..4954815 100644
--- a/app/src/main/java/net/taler/wallet/Amount.kt
+++ b/app/src/main/java/net/taler/wallet/Amount.kt
@@ -1,17 +1,17 @@
 /*
- This file is part of GNU Taler
- (C) 2019 Taler Systems S.A.
-
- GNU Taler is free software; you can redistribute it and/or modify it under the
- terms of the GNU General Public License as published by the Free Software
- Foundation; either version 3, or (at your option) any later version.
-
- GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
- A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License along with
- GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under 
the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
  */
 
 @file:Suppress("EXPERIMENTAL_API_USAGE", "EXPERIMENTAL_UNSIGNED_LITERALS")
diff --git a/app/src/main/java/net/taler/wallet/HostCardEmulatorService.kt 
b/app/src/main/java/net/taler/wallet/HostCardEmulatorService.kt
index 77f3153..c38bc10 100644
--- a/app/src/main/java/net/taler/wallet/HostCardEmulatorService.kt
+++ b/app/src/main/java/net/taler/wallet/HostCardEmulatorService.kt
@@ -1,17 +1,17 @@
 /*
- This file is part of GNU Taler
- (C) 2019 Taler Systems S.A.
-
- GNU Taler is free software; you can redistribute it and/or modify it under the
- terms of the GNU General Public License as published by the Free Software
- Foundation; either version 3, or (at your option) any later version.
-
- GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
- A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License along with
- GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under 
the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
  */
 
 package net.taler.wallet
diff --git a/app/src/main/java/net/taler/wallet/MainActivity.kt 
b/app/src/main/java/net/taler/wallet/MainActivity.kt
index 8981b62..e9b00f6 100644
--- a/app/src/main/java/net/taler/wallet/MainActivity.kt
+++ b/app/src/main/java/net/taler/wallet/MainActivity.kt
@@ -1,17 +1,17 @@
 /*
- This file is part of GNU Taler
- (C) 2019 Taler Systems S.A.
-
- GNU Taler is free software; you can redistribute it and/or modify it under the
- terms of the GNU General Public License as published by the Free Software
- Foundation; either version 3, or (at your option) any later version.
-
- GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
- A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License along with
- GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under 
the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
  */
 
 package net.taler.wallet
diff --git a/app/src/main/java/net/taler/wallet/PromptWithdraw.kt 
b/app/src/main/java/net/taler/wallet/PromptWithdraw.kt
index 0e0e680..ec65b0e 100644
--- a/app/src/main/java/net/taler/wallet/PromptWithdraw.kt
+++ b/app/src/main/java/net/taler/wallet/PromptWithdraw.kt
@@ -1,17 +1,17 @@
 /*
- This file is part of GNU Taler
- (C) 2019 Taler Systems S.A.
-
- GNU Taler is free software; you can redistribute it and/or modify it under the
- terms of the GNU General Public License as published by the Free Software
- Foundation; either version 3, or (at your option) any later version.
-
- GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
- A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License along with
- GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under 
the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
  */
 
 package net.taler.wallet
diff --git a/app/src/main/java/net/taler/wallet/ReviewExchangeTOS.kt 
b/app/src/main/java/net/taler/wallet/ReviewExchangeTOS.kt
index ffde82e..662bb8d 100644
--- a/app/src/main/java/net/taler/wallet/ReviewExchangeTOS.kt
+++ b/app/src/main/java/net/taler/wallet/ReviewExchangeTOS.kt
@@ -1,17 +1,17 @@
 /*
- This file is part of GNU Taler
- (C) 2019 Taler Systems S.A.
-
- GNU Taler is free software; you can redistribute it and/or modify it under the
- terms of the GNU General Public License as published by the Free Software
- Foundation; either version 3, or (at your option) any later version.
-
- GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
- A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License along with
- GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under 
the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
  */
 
 package net.taler.wallet
diff --git a/app/src/main/java/net/taler/wallet/Settings.kt 
b/app/src/main/java/net/taler/wallet/Settings.kt
index 7087e78..66e6a34 100644
--- a/app/src/main/java/net/taler/wallet/Settings.kt
+++ b/app/src/main/java/net/taler/wallet/Settings.kt
@@ -1,17 +1,17 @@
 /*
- This file is part of GNU Taler
- (C) 2019 Taler Systems S.A.
-
- GNU Taler is free software; you can redistribute it and/or modify it under the
- terms of the GNU General Public License as published by the Free Software
- Foundation; either version 3, or (at your option) any later version.
-
- GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
- A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License along with
- GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under 
the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
  */
 
 package net.taler.wallet
diff --git a/app/src/main/java/net/taler/wallet/ShowBalance.kt 
b/app/src/main/java/net/taler/wallet/ShowBalance.kt
index 6bc8854..7ff5bfe 100644
--- a/app/src/main/java/net/taler/wallet/ShowBalance.kt
+++ b/app/src/main/java/net/taler/wallet/ShowBalance.kt
@@ -1,17 +1,17 @@
 /*
- This file is part of GNU Taler
- (C) 2019 Taler Systems S.A.
-
- GNU Taler is free software; you can redistribute it and/or modify it under the
- terms of the GNU General Public License as published by the Free Software
- Foundation; either version 3, or (at your option) any later version.
-
- GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
- A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License along with
- GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under 
the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
  */
 
 package net.taler.wallet
diff --git a/app/src/main/java/net/taler/wallet/WalletViewModel.kt 
b/app/src/main/java/net/taler/wallet/WalletViewModel.kt
index 3ed271b..b30ed7e 100644
--- a/app/src/main/java/net/taler/wallet/WalletViewModel.kt
+++ b/app/src/main/java/net/taler/wallet/WalletViewModel.kt
@@ -1,17 +1,17 @@
 /*
- This file is part of GNU Taler
- (C) 2019 Taler Systems S.A.
-
- GNU Taler is free software; you can redistribute it and/or modify it under the
- terms of the GNU General Public License as published by the Free Software
- Foundation; either version 3, or (at your option) any later version.
-
- GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
- A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License along with
- GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under 
the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
  */
 
 package net.taler.wallet
diff --git a/app/src/main/java/net/taler/wallet/WithdrawSuccessful.kt 
b/app/src/main/java/net/taler/wallet/WithdrawSuccessful.kt
index 127f8f7..bb2abac 100644
--- a/app/src/main/java/net/taler/wallet/WithdrawSuccessful.kt
+++ b/app/src/main/java/net/taler/wallet/WithdrawSuccessful.kt
@@ -1,17 +1,17 @@
 /*
- This file is part of GNU Taler
- (C) 2019 Taler Systems S.A.
-
- GNU Taler is free software; you can redistribute it and/or modify it under the
- terms of the GNU General Public License as published by the Free Software
- Foundation; either version 3, or (at your option) any later version.
-
- GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
- A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License along with
- GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under 
the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
  */
 
 package net.taler.wallet
diff --git a/app/src/main/java/net/taler/wallet/backend/WalletBackendApi.kt 
b/app/src/main/java/net/taler/wallet/backend/WalletBackendApi.kt
index 0d078a9..8f37ff3 100644
--- a/app/src/main/java/net/taler/wallet/backend/WalletBackendApi.kt
+++ b/app/src/main/java/net/taler/wallet/backend/WalletBackendApi.kt
@@ -1,17 +1,17 @@
 /*
- This file is part of GNU Taler
- (C) 2019 Taler Systems S.A.
-
- GNU Taler is free software; you can redistribute it and/or modify it under the
- terms of the GNU General Public License as published by the Free Software
- Foundation; either version 3, or (at your option) any later version.
-
- GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
- A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License along with
- GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under 
the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
  */
 
 
diff --git a/app/src/main/java/net/taler/wallet/backend/WalletBackendService.kt 
b/app/src/main/java/net/taler/wallet/backend/WalletBackendService.kt
index 6ae77cc..d97ccf2 100644
--- a/app/src/main/java/net/taler/wallet/backend/WalletBackendService.kt
+++ b/app/src/main/java/net/taler/wallet/backend/WalletBackendService.kt
@@ -1,17 +1,17 @@
 /*
- This file is part of GNU Taler
- (C) 2019 Taler Systems S.A.
-
- GNU Taler is free software; you can redistribute it and/or modify it under the
- terms of the GNU General Public License as published by the Free Software
- Foundation; either version 3, or (at your option) any later version.
-
- GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
- A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License along with
- GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under 
the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
  */
 
 
diff --git a/app/src/main/java/net/taler/wallet/crypto/Encoding.kt 
b/app/src/main/java/net/taler/wallet/crypto/Encoding.kt
index 9322196..91a4c14 100644
--- a/app/src/main/java/net/taler/wallet/crypto/Encoding.kt
+++ b/app/src/main/java/net/taler/wallet/crypto/Encoding.kt
@@ -1,17 +1,17 @@
 /*
- This file is part of GNU Taler
- (C) 2019 Taler Systems S.A.
-
- GNU Taler is free software; you can redistribute it and/or modify it under the
- terms of the GNU General Public License as published by the Free Software
- Foundation; either version 3, or (at your option) any later version.
-
- GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
- A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License along with
- GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under 
the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
  */
 
 package net.taler.wallet.crypto
diff --git a/app/src/main/java/net/taler/wallet/history/HistoryEvent.kt 
b/app/src/main/java/net/taler/wallet/history/HistoryEvent.kt
index 787b430..fbae49c 100644
--- a/app/src/main/java/net/taler/wallet/history/HistoryEvent.kt
+++ b/app/src/main/java/net/taler/wallet/history/HistoryEvent.kt
@@ -1,17 +1,17 @@
 /*
- This file is part of GNU Taler
- (C) 2019 Taler Systems S.A.
-
- GNU Taler is free software; you can redistribute it and/or modify it under the
- terms of the GNU General Public License as published by the Free Software
- Foundation; either version 3, or (at your option) any later version.
-
- GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
- A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License along with
- GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under 
the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
  */
 
 package net.taler.wallet.history
diff --git a/app/src/main/java/net/taler/wallet/history/JsonDialogFragment.kt 
b/app/src/main/java/net/taler/wallet/history/JsonDialogFragment.kt
index a9ed514..f51dba9 100644
--- a/app/src/main/java/net/taler/wallet/history/JsonDialogFragment.kt
+++ b/app/src/main/java/net/taler/wallet/history/JsonDialogFragment.kt
@@ -1,17 +1,17 @@
 /*
- This file is part of GNU Taler
- (C) 2019 Taler Systems S.A.
-
- GNU Taler is free software; you can redistribute it and/or modify it under the
- terms of the GNU General Public License as published by the Free Software
- Foundation; either version 3, or (at your option) any later version.
-
- GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
- A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License along with
- GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under 
the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
  */
 
 package net.taler.wallet.history
diff --git a/app/src/main/java/net/taler/wallet/history/ReserveTransaction.kt 
b/app/src/main/java/net/taler/wallet/history/ReserveTransaction.kt
index f4cfcb8..45c539c 100644
--- a/app/src/main/java/net/taler/wallet/history/ReserveTransaction.kt
+++ b/app/src/main/java/net/taler/wallet/history/ReserveTransaction.kt
@@ -1,17 +1,17 @@
 /*
- This file is part of GNU Taler
- (C) 2019 Taler Systems S.A.
-
- GNU Taler is free software; you can redistribute it and/or modify it under the
- terms of the GNU General Public License as published by the Free Software
- Foundation; either version 3, or (at your option) any later version.
-
- GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
- A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License along with
- GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under 
the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
  */
 
 package net.taler.wallet.history
diff --git a/app/src/main/java/net/taler/wallet/history/WalletHistory.kt 
b/app/src/main/java/net/taler/wallet/history/WalletHistory.kt
index 5652e66..a534f24 100644
--- a/app/src/main/java/net/taler/wallet/history/WalletHistory.kt
+++ b/app/src/main/java/net/taler/wallet/history/WalletHistory.kt
@@ -1,17 +1,17 @@
 /*
- This file is part of GNU Taler
- (C) 2019 Taler Systems S.A.
-
- GNU Taler is free software; you can redistribute it and/or modify it under the
- terms of the GNU General Public License as published by the Free Software
- Foundation; either version 3, or (at your option) any later version.
-
- GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
- A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License along with
- GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under 
the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
  */
 
 package net.taler.wallet.history
diff --git a/app/src/main/java/net/taler/wallet/history/WalletHistoryAdapter.kt 
b/app/src/main/java/net/taler/wallet/history/WalletHistoryAdapter.kt
index 7df8d0c..d47c31f 100644
--- a/app/src/main/java/net/taler/wallet/history/WalletHistoryAdapter.kt
+++ b/app/src/main/java/net/taler/wallet/history/WalletHistoryAdapter.kt
@@ -1,17 +1,17 @@
 /*
- This file is part of GNU Taler
- (C) 2019 Taler Systems S.A.
-
- GNU Taler is free software; you can redistribute it and/or modify it under the
- terms of the GNU General Public License as published by the Free Software
- Foundation; either version 3, or (at your option) any later version.
-
- GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
- A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License along with
- GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under 
the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
  */
 
 package net.taler.wallet.history
diff --git a/app/src/main/java/net/taler/wallet/payment/AlreadyPaidFragment.kt 
b/app/src/main/java/net/taler/wallet/payment/AlreadyPaidFragment.kt
index 62d90a5..b1abbf2 100644
--- a/app/src/main/java/net/taler/wallet/payment/AlreadyPaidFragment.kt
+++ b/app/src/main/java/net/taler/wallet/payment/AlreadyPaidFragment.kt
@@ -1,17 +1,17 @@
 /*
- This file is part of GNU Taler
- (C) 2019 Taler Systems S.A.
-
- GNU Taler is free software; you can redistribute it and/or modify it under the
- terms of the GNU General Public License as published by the Free Software
- Foundation; either version 3, or (at your option) any later version.
-
- GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
- A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License along with
- GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under 
the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
  */
 
 package net.taler.wallet.payment
diff --git a/app/src/main/java/net/taler/wallet/payment/ContractTerms.kt 
b/app/src/main/java/net/taler/wallet/payment/ContractTerms.kt
index f577600..a9f75ed 100644
--- a/app/src/main/java/net/taler/wallet/payment/ContractTerms.kt
+++ b/app/src/main/java/net/taler/wallet/payment/ContractTerms.kt
@@ -1,3 +1,19 @@
+/*
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under 
the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 package net.taler.wallet.payment
 
 import com.fasterxml.jackson.annotation.JsonIgnoreProperties
diff --git a/app/src/main/java/net/taler/wallet/payment/PaymentManager.kt 
b/app/src/main/java/net/taler/wallet/payment/PaymentManager.kt
index ea9ca75..5ddd5fa 100644
--- a/app/src/main/java/net/taler/wallet/payment/PaymentManager.kt
+++ b/app/src/main/java/net/taler/wallet/payment/PaymentManager.kt
@@ -1,3 +1,19 @@
+/*
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under 
the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 package net.taler.wallet.payment
 
 import android.util.Log
diff --git 
a/app/src/main/java/net/taler/wallet/payment/PaymentSuccessfulFragment.kt 
b/app/src/main/java/net/taler/wallet/payment/PaymentSuccessfulFragment.kt
index 608abfd..54b9b8d 100644
--- a/app/src/main/java/net/taler/wallet/payment/PaymentSuccessfulFragment.kt
+++ b/app/src/main/java/net/taler/wallet/payment/PaymentSuccessfulFragment.kt
@@ -1,17 +1,17 @@
 /*
- This file is part of GNU Taler
- (C) 2019 Taler Systems S.A.
-
- GNU Taler is free software; you can redistribute it and/or modify it under the
- terms of the GNU General Public License as published by the Free Software
- Foundation; either version 3, or (at your option) any later version.
-
- GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
- A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License along with
- GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under 
the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
  */
 
 package net.taler.wallet.payment
diff --git a/app/src/main/java/net/taler/wallet/payment/ProductAdapter.kt 
b/app/src/main/java/net/taler/wallet/payment/ProductAdapter.kt
index f23e1cb..3a0dca6 100644
--- a/app/src/main/java/net/taler/wallet/payment/ProductAdapter.kt
+++ b/app/src/main/java/net/taler/wallet/payment/ProductAdapter.kt
@@ -1,3 +1,19 @@
+/*
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under 
the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 package net.taler.wallet.payment
 
 import android.view.LayoutInflater
diff --git 
a/app/src/main/java/net/taler/wallet/payment/PromptPaymentFragment.kt 
b/app/src/main/java/net/taler/wallet/payment/PromptPaymentFragment.kt
index e8fe6db..754a43e 100644
--- a/app/src/main/java/net/taler/wallet/payment/PromptPaymentFragment.kt
+++ b/app/src/main/java/net/taler/wallet/payment/PromptPaymentFragment.kt
@@ -1,17 +1,17 @@
 /*
- This file is part of GNU Taler
- (C) 2019 Taler Systems S.A.
-
- GNU Taler is free software; you can redistribute it and/or modify it under the
- terms of the GNU General Public License as published by the Free Software
- Foundation; either version 3, or (at your option) any later version.
-
- GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
- A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License along with
- GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under 
the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
  */
 
 package net.taler.wallet.payment
diff --git a/app/src/main/res/drawable/history_payment_aborted.xml 
b/app/src/main/res/drawable/history_payment_aborted.xml
index ffe74a5..03cd7b2 100644
--- a/app/src/main/res/drawable/history_payment_aborted.xml
+++ b/app/src/main/res/drawable/history_payment_aborted.xml
@@ -1,3 +1,19 @@
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <vector xmlns:android="http://schemas.android.com/apk/res/android";
         android:width="24dp"
         android:height="24dp"
diff --git a/app/src/main/res/drawable/history_refresh.xml 
b/app/src/main/res/drawable/history_refresh.xml
index 58d11dd..f5d8972 100644
--- a/app/src/main/res/drawable/history_refresh.xml
+++ b/app/src/main/res/drawable/history_refresh.xml
@@ -1,3 +1,19 @@
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <vector xmlns:android="http://schemas.android.com/apk/res/android";
         android:width="24dp"
         android:height="24dp"
diff --git a/app/src/main/res/drawable/history_refund.xml 
b/app/src/main/res/drawable/history_refund.xml
index 0d2a946..60872a9 100644
--- a/app/src/main/res/drawable/history_refund.xml
+++ b/app/src/main/res/drawable/history_refund.xml
@@ -1,3 +1,19 @@
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <vector xmlns:android="http://schemas.android.com/apk/res/android";
         android:width="24dp"
         android:height="24dp"
diff --git a/app/src/main/res/drawable/history_tip_accepted.xml 
b/app/src/main/res/drawable/history_tip_accepted.xml
index b4a0934..794d1bf 100644
--- a/app/src/main/res/drawable/history_tip_accepted.xml
+++ b/app/src/main/res/drawable/history_tip_accepted.xml
@@ -1,3 +1,19 @@
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <vector xmlns:android="http://schemas.android.com/apk/res/android";
         android:width="24dp"
         android:height="24dp"
diff --git a/app/src/main/res/drawable/history_tip_declined.xml 
b/app/src/main/res/drawable/history_tip_declined.xml
index 6d490f9..4838ee4 100644
--- a/app/src/main/res/drawable/history_tip_declined.xml
+++ b/app/src/main/res/drawable/history_tip_declined.xml
@@ -1,3 +1,19 @@
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <vector xmlns:android="http://schemas.android.com/apk/res/android";
         android:width="24dp"
         android:height="24dp"
diff --git a/app/src/main/res/drawable/history_withdrawn.xml 
b/app/src/main/res/drawable/history_withdrawn.xml
index f6bb884..f524474 100644
--- a/app/src/main/res/drawable/history_withdrawn.xml
+++ b/app/src/main/res/drawable/history_withdrawn.xml
@@ -1,3 +1,19 @@
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <vector xmlns:android="http://schemas.android.com/apk/res/android";
         android:width="24dp"
         android:height="24dp"
diff --git a/app/src/main/res/drawable/ic_account_balance.xml 
b/app/src/main/res/drawable/ic_account_balance.xml
index 03224e2..e9f51a2 100644
--- a/app/src/main/res/drawable/ic_account_balance.xml
+++ b/app/src/main/res/drawable/ic_account_balance.xml
@@ -1,3 +1,19 @@
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <vector xmlns:android="http://schemas.android.com/apk/res/android";
         android:width="24dp"
         android:height="24dp"
diff --git a/app/src/main/res/drawable/ic_add_circle.xml 
b/app/src/main/res/drawable/ic_add_circle.xml
index 01d5f90..c32faa6 100644
--- a/app/src/main/res/drawable/ic_add_circle.xml
+++ b/app/src/main/res/drawable/ic_add_circle.xml
@@ -1,3 +1,19 @@
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <vector xmlns:android="http://schemas.android.com/apk/res/android";
         android:width="24dp"
         android:height="24dp"
diff --git a/app/src/main/res/drawable/ic_cancel.xml 
b/app/src/main/res/drawable/ic_cancel.xml
index 7d2b57e..6dc55cf 100644
--- a/app/src/main/res/drawable/ic_cancel.xml
+++ b/app/src/main/res/drawable/ic_cancel.xml
@@ -1,3 +1,19 @@
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <vector xmlns:android="http://schemas.android.com/apk/res/android";
         android:width="24dp"
         android:height="24dp"
diff --git a/app/src/main/res/drawable/ic_cash_usd_outline.xml 
b/app/src/main/res/drawable/ic_cash_usd_outline.xml
index 604b40e..428a466 100644
--- a/app/src/main/res/drawable/ic_cash_usd_outline.xml
+++ b/app/src/main/res/drawable/ic_cash_usd_outline.xml
@@ -1,3 +1,19 @@
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <vector xmlns:android="http://schemas.android.com/apk/res/android";
         android:width="24dp"
         android:height="24dp"
diff --git a/app/src/main/res/drawable/ic_directions.xml 
b/app/src/main/res/drawable/ic_directions.xml
index 739dd20..7fc7fe7 100644
--- a/app/src/main/res/drawable/ic_directions.xml
+++ b/app/src/main/res/drawable/ic_directions.xml
@@ -1,3 +1,19 @@
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <vector xmlns:android="http://schemas.android.com/apk/res/android";
         android:width="24dp"
         android:height="24dp"
diff --git a/app/src/main/res/drawable/ic_history_black_24dp.xml 
b/app/src/main/res/drawable/ic_history_black_24dp.xml
index a61de1b..4404ee4 100644
--- a/app/src/main/res/drawable/ic_history_black_24dp.xml
+++ b/app/src/main/res/drawable/ic_history_black_24dp.xml
@@ -1,3 +1,19 @@
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <vector xmlns:android="http://schemas.android.com/apk/res/android";
         android:width="24dp"
         android:height="24dp"
diff --git a/app/src/main/res/drawable/ic_home_black_24dp.xml 
b/app/src/main/res/drawable/ic_home_black_24dp.xml
index 70fb291..ed8aa1e 100644
--- a/app/src/main/res/drawable/ic_home_black_24dp.xml
+++ b/app/src/main/res/drawable/ic_home_black_24dp.xml
@@ -1,3 +1,19 @@
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <vector xmlns:android="http://schemas.android.com/apk/res/android";
         android:width="24dp"
         android:height="24dp"
diff --git a/app/src/main/res/drawable/ic_launcher_foreground.xml 
b/app/src/main/res/drawable/ic_launcher_foreground.xml
index 4ab24a4..e37d18e 100644
--- a/app/src/main/res/drawable/ic_launcher_foreground.xml
+++ b/app/src/main/res/drawable/ic_launcher_foreground.xml
@@ -1,3 +1,19 @@
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <vector xmlns:android="http://schemas.android.com/apk/res/android";
     android:width="108dp"
     android:height="108dp"
diff --git a/app/src/main/res/drawable/ic_logo_taler.xml 
b/app/src/main/res/drawable/ic_logo_taler.xml
index 2a6cb4f..8f80c3a 100644
--- a/app/src/main/res/drawable/ic_logo_taler.xml
+++ b/app/src/main/res/drawable/ic_logo_taler.xml
@@ -1,3 +1,19 @@
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <vector xmlns:android="http://schemas.android.com/apk/res/android";
     android:width="14dp"
     android:height="14dp"
diff --git a/app/src/main/res/drawable/ic_menu_camera.xml 
b/app/src/main/res/drawable/ic_menu_camera.xml
index 41688d5..18973f9 100644
--- a/app/src/main/res/drawable/ic_menu_camera.xml
+++ b/app/src/main/res/drawable/ic_menu_camera.xml
@@ -1,3 +1,19 @@
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <vector xmlns:android="http://schemas.android.com/apk/res/android";
         android:width="24dp"
         android:height="24dp"
diff --git a/app/src/main/res/drawable/ic_menu_gallery.xml 
b/app/src/main/res/drawable/ic_menu_gallery.xml
index ff8ce52..ffeed82 100644
--- a/app/src/main/res/drawable/ic_menu_gallery.xml
+++ b/app/src/main/res/drawable/ic_menu_gallery.xml
@@ -1,3 +1,19 @@
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <vector xmlns:android="http://schemas.android.com/apk/res/android";
         android:width="24dp"
         android:height="24dp"
diff --git a/app/src/main/res/drawable/ic_menu_manage.xml 
b/app/src/main/res/drawable/ic_menu_manage.xml
index a0e423c..f104384 100644
--- a/app/src/main/res/drawable/ic_menu_manage.xml
+++ b/app/src/main/res/drawable/ic_menu_manage.xml
@@ -1,3 +1,19 @@
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <vector xmlns:android="http://schemas.android.com/apk/res/android";
         android:width="24dp"
         android:height="24dp"
diff --git a/app/src/main/res/drawable/ic_menu_send.xml 
b/app/src/main/res/drawable/ic_menu_send.xml
index 9745066..4db00c9 100644
--- a/app/src/main/res/drawable/ic_menu_send.xml
+++ b/app/src/main/res/drawable/ic_menu_send.xml
@@ -1,3 +1,19 @@
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <vector xmlns:android="http://schemas.android.com/apk/res/android";
         android:width="24dp"
         android:height="24dp"
diff --git a/app/src/main/res/drawable/ic_menu_share.xml 
b/app/src/main/res/drawable/ic_menu_share.xml
index b3e39e2..1905038 100644
--- a/app/src/main/res/drawable/ic_menu_share.xml
+++ b/app/src/main/res/drawable/ic_menu_share.xml
@@ -1,3 +1,19 @@
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <vector xmlns:android="http://schemas.android.com/apk/res/android";
         android:width="24dp"
         android:height="24dp"
diff --git a/app/src/main/res/drawable/ic_menu_slideshow.xml 
b/app/src/main/res/drawable/ic_menu_slideshow.xml
index ae51e49..db43ecc 100644
--- a/app/src/main/res/drawable/ic_menu_slideshow.xml
+++ b/app/src/main/res/drawable/ic_menu_slideshow.xml
@@ -1,3 +1,19 @@
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <vector xmlns:android="http://schemas.android.com/apk/res/android";
         android:width="24dp"
         android:height="24dp"
diff --git a/app/src/main/res/drawable/ic_scan_qr.xml 
b/app/src/main/res/drawable/ic_scan_qr.xml
index c99daff..40dabaf 100644
--- a/app/src/main/res/drawable/ic_scan_qr.xml
+++ b/app/src/main/res/drawable/ic_scan_qr.xml
@@ -1,3 +1,19 @@
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <vector xmlns:android="http://schemas.android.com/apk/res/android";
     android:width="278dp"
     android:height="278dp"
diff --git a/app/src/main/res/drawable/pending_border.xml 
b/app/src/main/res/drawable/pending_border.xml
index d003891..bb50fea 100644
--- a/app/src/main/res/drawable/pending_border.xml
+++ b/app/src/main/res/drawable/pending_border.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <shape xmlns:android="http://schemas.android.com/apk/res/android";
         android:shape="rectangle" >
 
diff --git a/app/src/main/res/drawable/side_nav_bar.xml 
b/app/src/main/res/drawable/side_nav_bar.xml
index ff85523..6be80a8 100644
--- a/app/src/main/res/drawable/side_nav_bar.xml
+++ b/app/src/main/res/drawable/side_nav_bar.xml
@@ -1,3 +1,19 @@
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <shape xmlns:android="http://schemas.android.com/apk/res/android";
        android:shape="rectangle">
     <gradient
diff --git a/app/src/main/res/layout/activity_main.xml 
b/app/src/main/res/layout/activity_main.xml
index ac9a123..9598673 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <androidx.drawerlayout.widget.DrawerLayout
         xmlns:android="http://schemas.android.com/apk/res/android";
         xmlns:app="http://schemas.android.com/apk/res-auto";
diff --git a/app/src/main/res/layout/app_bar_main.xml 
b/app/src/main/res/layout/app_bar_main.xml
index 51d3242..87d08b4 100644
--- a/app/src/main/res/layout/app_bar_main.xml
+++ b/app/src/main/res/layout/app_bar_main.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <androidx.coordinatorlayout.widget.CoordinatorLayout
         xmlns:android="http://schemas.android.com/apk/res/android";
         xmlns:app="http://schemas.android.com/apk/res-auto";
diff --git a/app/src/main/res/layout/balance_row.xml 
b/app/src/main/res/layout/balance_row.xml
index 9a81489..c6b72bc 100644
--- a/app/src/main/res/layout/balance_row.xml
+++ b/app/src/main/res/layout/balance_row.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android";
               xmlns:tools="http://schemas.android.com/tools";
               android:orientation="vertical"
diff --git a/app/src/main/res/layout/content_main.xml 
b/app/src/main/res/layout/content_main.xml
index 112382e..acfb4ef 100644
--- a/app/src/main/res/layout/content_main.xml
+++ b/app/src/main/res/layout/content_main.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <androidx.constraintlayout.widget.ConstraintLayout
         xmlns:android="http://schemas.android.com/apk/res/android";
         xmlns:tools="http://schemas.android.com/tools";
diff --git a/app/src/main/res/layout/fragment_already_paid.xml 
b/app/src/main/res/layout/fragment_already_paid.xml
index f2ff7e7..f7f9d87 100644
--- a/app/src/main/res/layout/fragment_already_paid.xml
+++ b/app/src/main/res/layout/fragment_already_paid.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <FrameLayout xmlns:android="http://schemas.android.com/apk/res/android";
         xmlns:tools="http://schemas.android.com/tools";
         android:layout_width="match_parent"
diff --git a/app/src/main/res/layout/fragment_json.xml 
b/app/src/main/res/layout/fragment_json.xml
index fe40156..1e0c047 100644
--- a/app/src/main/res/layout/fragment_json.xml
+++ b/app/src/main/res/layout/fragment_json.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <ScrollView xmlns:android="http://schemas.android.com/apk/res/android";
         xmlns:app="http://schemas.android.com/apk/res-auto";
         xmlns:tools="http://schemas.android.com/tools";
diff --git a/app/src/main/res/layout/fragment_payment_successful.xml 
b/app/src/main/res/layout/fragment_payment_successful.xml
index 414efc9..f52380a 100644
--- a/app/src/main/res/layout/fragment_payment_successful.xml
+++ b/app/src/main/res/layout/fragment_payment_successful.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <FrameLayout xmlns:android="http://schemas.android.com/apk/res/android";
              xmlns:tools="http://schemas.android.com/tools";
              android:layout_width="match_parent"
diff --git a/app/src/main/res/layout/fragment_prompt_payment.xml 
b/app/src/main/res/layout/fragment_prompt_payment.xml
index a701653..808abf4 100644
--- a/app/src/main/res/layout/fragment_prompt_payment.xml
+++ b/app/src/main/res/layout/fragment_prompt_payment.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <androidx.constraintlayout.widget.ConstraintLayout 
xmlns:android="http://schemas.android.com/apk/res/android";
         xmlns:app="http://schemas.android.com/apk/res-auto";
         xmlns:tools="http://schemas.android.com/tools";
diff --git a/app/src/main/res/layout/fragment_prompt_withdraw.xml 
b/app/src/main/res/layout/fragment_prompt_withdraw.xml
index 4cabfe8..c9525a6 100644
--- a/app/src/main/res/layout/fragment_prompt_withdraw.xml
+++ b/app/src/main/res/layout/fragment_prompt_withdraw.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <FrameLayout xmlns:android="http://schemas.android.com/apk/res/android";
         xmlns:tools="http://schemas.android.com/tools";
         android:layout_width="match_parent"
diff --git a/app/src/main/res/layout/fragment_review_exchange_tos.xml 
b/app/src/main/res/layout/fragment_review_exchange_tos.xml
index 6db6587..15f1c91 100644
--- a/app/src/main/res/layout/fragment_review_exchange_tos.xml
+++ b/app/src/main/res/layout/fragment_review_exchange_tos.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <FrameLayout xmlns:android="http://schemas.android.com/apk/res/android";
         xmlns:tools="http://schemas.android.com/tools";
         android:layout_width="match_parent"
diff --git a/app/src/main/res/layout/fragment_settings.xml 
b/app/src/main/res/layout/fragment_settings.xml
index 6965ac0..dffc26f 100644
--- a/app/src/main/res/layout/fragment_settings.xml
+++ b/app/src/main/res/layout/fragment_settings.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <FrameLayout xmlns:android="http://schemas.android.com/apk/res/android";
              xmlns:tools="http://schemas.android.com/tools";
              android:layout_width="match_parent"
diff --git a/app/src/main/res/layout/fragment_show_balance.xml 
b/app/src/main/res/layout/fragment_show_balance.xml
index 21a1fe9..8fc483b 100644
--- a/app/src/main/res/layout/fragment_show_balance.xml
+++ b/app/src/main/res/layout/fragment_show_balance.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <androidx.core.widget.NestedScrollView
         xmlns:android="http://schemas.android.com/apk/res/android";
         xmlns:tools="http://schemas.android.com/tools";
diff --git a/app/src/main/res/layout/fragment_show_history.xml 
b/app/src/main/res/layout/fragment_show_history.xml
index dc93889..3e84b0f 100644
--- a/app/src/main/res/layout/fragment_show_history.xml
+++ b/app/src/main/res/layout/fragment_show_history.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <FrameLayout xmlns:android="http://schemas.android.com/apk/res/android";
         xmlns:tools="http://schemas.android.com/tools";
         android:layout_width="match_parent"
diff --git a/app/src/main/res/layout/fragment_withdraw_successful.xml 
b/app/src/main/res/layout/fragment_withdraw_successful.xml
index 717ca20..60e1344 100644
--- a/app/src/main/res/layout/fragment_withdraw_successful.xml
+++ b/app/src/main/res/layout/fragment_withdraw_successful.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <FrameLayout xmlns:android="http://schemas.android.com/apk/res/android";
         xmlns:tools="http://schemas.android.com/tools";
         android:layout_width="match_parent"
diff --git a/app/src/main/res/layout/history_payment.xml 
b/app/src/main/res/layout/history_payment.xml
index 62bfa79..660e315 100644
--- a/app/src/main/res/layout/history_payment.xml
+++ b/app/src/main/res/layout/history_payment.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <androidx.constraintlayout.widget.ConstraintLayout 
xmlns:android="http://schemas.android.com/apk/res/android";
         xmlns:app="http://schemas.android.com/apk/res-auto";
         xmlns:tools="http://schemas.android.com/tools";
diff --git a/app/src/main/res/layout/history_receive.xml 
b/app/src/main/res/layout/history_receive.xml
index adb6ecd..85cfccf 100644
--- a/app/src/main/res/layout/history_receive.xml
+++ b/app/src/main/res/layout/history_receive.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <androidx.constraintlayout.widget.ConstraintLayout 
xmlns:android="http://schemas.android.com/apk/res/android";
         xmlns:app="http://schemas.android.com/apk/res-auto";
         xmlns:tools="http://schemas.android.com/tools";
diff --git a/app/src/main/res/layout/history_row.xml 
b/app/src/main/res/layout/history_row.xml
index 51647ee..e741d19 100644
--- a/app/src/main/res/layout/history_row.xml
+++ b/app/src/main/res/layout/history_row.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <androidx.constraintlayout.widget.ConstraintLayout 
xmlns:android="http://schemas.android.com/apk/res/android";
         xmlns:app="http://schemas.android.com/apk/res-auto";
         xmlns:tools="http://schemas.android.com/tools";
diff --git a/app/src/main/res/layout/list_item_product.xml 
b/app/src/main/res/layout/list_item_product.xml
index 88fb9e8..606022e 100644
--- a/app/src/main/res/layout/list_item_product.xml
+++ b/app/src/main/res/layout/list_item_product.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <androidx.constraintlayout.widget.ConstraintLayout 
xmlns:android="http://schemas.android.com/apk/res/android";
         xmlns:app="http://schemas.android.com/apk/res-auto";
         xmlns:tools="http://schemas.android.com/tools";
diff --git a/app/src/main/res/layout/nav_header_main.xml 
b/app/src/main/res/layout/nav_header_main.xml
index 8f4f926..37559fb 100644
--- a/app/src/main/res/layout/nav_header_main.xml
+++ b/app/src/main/res/layout/nav_header_main.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <LinearLayout
         xmlns:android="http://schemas.android.com/apk/res/android";
         xmlns:app="http://schemas.android.com/apk/res-auto";
diff --git a/app/src/main/res/layout/pending_row.xml 
b/app/src/main/res/layout/pending_row.xml
index 79d7250..3505398 100644
--- a/app/src/main/res/layout/pending_row.xml
+++ b/app/src/main/res/layout/pending_row.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android";
         xmlns:tools="http://schemas.android.com/tools";
         android:id="@+id/pending_container"
diff --git a/app/src/main/res/menu/activity_main_drawer.xml 
b/app/src/main/res/menu/activity_main_drawer.xml
index 14dc779..9b31ba0 100644
--- a/app/src/main/res/menu/activity_main_drawer.xml
+++ b/app/src/main/res/menu/activity_main_drawer.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <menu xmlns:android="http://schemas.android.com/apk/res/android";
       xmlns:tools="http://schemas.android.com/tools";
       tools:showIn="navigation_view">
diff --git a/app/src/main/res/menu/balance.xml 
b/app/src/main/res/menu/balance.xml
index f1565b1..bc23595 100644
--- a/app/src/main/res/menu/balance.xml
+++ b/app/src/main/res/menu/balance.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <menu xmlns:android="http://schemas.android.com/apk/res/android";
       xmlns:app="http://schemas.android.com/apk/res-auto";>
     <item android:id="@+id/reload_balance"
diff --git a/app/src/main/res/menu/history.xml 
b/app/src/main/res/menu/history.xml
index 8c2aa69..755323b 100644
--- a/app/src/main/res/menu/history.xml
+++ b/app/src/main/res/menu/history.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <menu xmlns:android="http://schemas.android.com/apk/res/android";
         xmlns:app="http://schemas.android.com/apk/res-auto";>
     <item
diff --git a/app/src/main/res/menu/main.xml b/app/src/main/res/menu/main.xml
index d579f6f..9bc6684 100644
--- a/app/src/main/res/menu/main.xml
+++ b/app/src/main/res/menu/main.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <menu xmlns:android="http://schemas.android.com/apk/res/android";
       xmlns:app="http://schemas.android.com/apk/res-auto";>
     <item android:id="@+id/action_settings"
diff --git a/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml 
b/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml
index 7353dbd..7acad4e 100644
--- a/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml
+++ b/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android";>
     <background android:drawable="@color/ic_launcher_background"/>
     <foreground android:drawable="@drawable/ic_launcher_foreground"/>
diff --git a/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml 
b/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml
index 7353dbd..7acad4e 100644
--- a/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml
+++ b/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android";>
     <background android:drawable="@color/ic_launcher_background"/>
     <foreground android:drawable="@drawable/ic_launcher_foreground"/>
diff --git a/app/src/main/res/navigation/nav_graph.xml 
b/app/src/main/res/navigation/nav_graph.xml
index 0fa1b4a..5cfbf5b 100644
--- a/app/src/main/res/navigation/nav_graph.xml
+++ b/app/src/main/res/navigation/nav_graph.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <navigation xmlns:android="http://schemas.android.com/apk/res/android";
         xmlns:app="http://schemas.android.com/apk/res-auto";
         xmlns:tools="http://schemas.android.com/tools";
diff --git a/app/src/main/res/values-v21/styles.xml 
b/app/src/main/res/values-v21/styles.xml
index e546804..1f6099a 100644
--- a/app/src/main/res/values-v21/styles.xml
+++ b/app/src/main/res/values-v21/styles.xml
@@ -1,3 +1,19 @@
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <resources>
     <style name="AppTheme.NoActionBar">
         <item name="windowActionBar">false</item>
diff --git a/app/src/main/res/values/colors.xml 
b/app/src/main/res/values/colors.xml
index 0fe76cc..2d1f0d7 100644
--- a/app/src/main/res/values/colors.xml
+++ b/app/src/main/res/values/colors.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <resources>
     <color name="colorPrimary">#283593</color>
     <color name="colorPrimaryDark">#1A237E</color>
diff --git a/app/src/main/res/values/dimens.xml 
b/app/src/main/res/values/dimens.xml
index 4ab4520..2bbc14d 100644
--- a/app/src/main/res/values/dimens.xml
+++ b/app/src/main/res/values/dimens.xml
@@ -1,3 +1,19 @@
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <resources>
     <!-- Default screen margins, per the Android Design guidelines. -->
     <dimen name="activity_horizontal_margin">16dp</dimen>
diff --git a/app/src/main/res/values/ic_launcher_background.xml 
b/app/src/main/res/values/ic_launcher_background.xml
index beab31f..758b965 100644
--- a/app/src/main/res/values/ic_launcher_background.xml
+++ b/app/src/main/res/values/ic_launcher_background.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <resources>
     <color name="ic_launcher_background">#000000</color>
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values/strings.xml 
b/app/src/main/res/values/strings.xml
index 1e18fe5..707ace7 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -1,3 +1,19 @@
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <resources>
     <string name="app_name">Taler Wallet</string>
     <string name="navigation_drawer_open">Open navigation drawer</string>
diff --git a/app/src/main/res/values/styles.xml 
b/app/src/main/res/values/styles.xml
index f2eca8b..6b40dbe 100644
--- a/app/src/main/res/values/styles.xml
+++ b/app/src/main/res/values/styles.xml
@@ -1,3 +1,19 @@
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <resources>
 
     <!-- Base application theme. -->
diff --git a/app/src/main/res/xml/apduservice.xml 
b/app/src/main/res/xml/apduservice.xml
index 4a48065..fde348c 100644
--- a/app/src/main/res/xml/apduservice.xml
+++ b/app/src/main/res/xml/apduservice.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under 
the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT 
ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along 
with
+  ~ GNU Taler; see the file COPYING.  If not, see 
<http://www.gnu.org/licenses/>
+  -->
+
 <host-apdu-service xmlns:android="http://schemas.android.com/apk/res/android";
         android:description="@string/servicedesc"
         android:requireDeviceUnlock="true">
diff --git a/app/src/test/java/net/taler/wallet/ExampleUnitTest.kt 
b/app/src/test/java/net/taler/wallet/ExampleUnitTest.kt
index c01881a..de74f68 100644
--- a/app/src/test/java/net/taler/wallet/ExampleUnitTest.kt
+++ b/app/src/test/java/net/taler/wallet/ExampleUnitTest.kt
@@ -1,3 +1,19 @@
+/*
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under 
the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 package net.taler.wallet
 
 import org.junit.Test
diff --git a/app/src/test/java/net/taler/wallet/crypto/Base32CrockfordTest.kt 
b/app/src/test/java/net/taler/wallet/crypto/Base32CrockfordTest.kt
index 711a519..7c8cb4c 100644
--- a/app/src/test/java/net/taler/wallet/crypto/Base32CrockfordTest.kt
+++ b/app/src/test/java/net/taler/wallet/crypto/Base32CrockfordTest.kt
@@ -1,17 +1,17 @@
 /*
- This file is part of GNU Taler
- (C) 2019 Taler Systems S.A.
-
- GNU Taler is free software; you can redistribute it and/or modify it under the
- terms of the GNU General Public License as published by the Free Software
- Foundation; either version 3, or (at your option) any later version.
-
- GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
- A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License along with
- GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under 
the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
  */
 
 package net.taler.wallet.crypto
diff --git a/app/src/test/java/net/taler/wallet/history/HistoryEventTest.kt 
b/app/src/test/java/net/taler/wallet/history/HistoryEventTest.kt
index 361d2ec..ba18dfb 100644
--- a/app/src/test/java/net/taler/wallet/history/HistoryEventTest.kt
+++ b/app/src/test/java/net/taler/wallet/history/HistoryEventTest.kt
@@ -1,17 +1,17 @@
 /*
- This file is part of GNU Taler
- (C) 2019 Taler Systems S.A.
-
- GNU Taler is free software; you can redistribute it and/or modify it under the
- terms of the GNU General Public License as published by the Free Software
- Foundation; either version 3, or (at your option) any later version.
-
- GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
- A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License along with
- GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under 
the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
  */
 
 package net.taler.wallet.history
diff --git 
a/app/src/test/java/net/taler/wallet/history/ReserveTransactionTest.kt 
b/app/src/test/java/net/taler/wallet/history/ReserveTransactionTest.kt
index 208995a..d3d66f5 100644
--- a/app/src/test/java/net/taler/wallet/history/ReserveTransactionTest.kt
+++ b/app/src/test/java/net/taler/wallet/history/ReserveTransactionTest.kt
@@ -1,17 +1,17 @@
 /*
- This file is part of GNU Taler
- (C) 2019 Taler Systems S.A.
-
- GNU Taler is free software; you can redistribute it and/or modify it under the
- terms of the GNU General Public License as published by the Free Software
- Foundation; either version 3, or (at your option) any later version.
-
- GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
- A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License along with
- GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under 
the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
  */
 
 package net.taler.wallet.history
diff --git a/build.gradle b/build.gradle
index 819d034..df21dcd 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,3 +1,19 @@
+/*
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under 
the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 // Top-level build file where you can add configuration options common to all 
sub-projects/modules.
 
 buildscript {
diff --git a/gradle.properties b/gradle.properties
index 23339e0..15b061a 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,3 +1,19 @@
+#
+# This file is part of GNU Taler
+# (C) 2020 Taler Systems S.A.
+#
+# GNU Taler is free software; you can redistribute it and/or modify it under 
the
+# terms of the GNU General Public License as published by the Free Software
+# Foundation; either version 3, or (at your option) any later version.
+#
+# GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+# A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License along with
+# GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+#
+
 # Project-wide Gradle settings.
 # IDE (e.g. Android Studio) users:
 # Gradle settings configured through the IDE *will override*
diff --git a/gradle/wrapper/gradle-wrapper.properties 
b/gradle/wrapper/gradle-wrapper.properties
index 15c2d72..d432222 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,3 +1,19 @@
+#
+# This file is part of GNU Taler
+# (C) 2020 Taler Systems S.A.
+#
+# GNU Taler is free software; you can redistribute it and/or modify it under 
the
+# terms of the GNU General Public License as published by the Free Software
+# Foundation; either version 3, or (at your option) any later version.
+#
+# GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+# A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License along with
+# GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+#
+
 #Wed Aug 14 17:39:00 CEST 2019
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
diff --git a/settings.gradle b/settings.gradle
index c34479d..6ed6b2c 100644
--- a/settings.gradle
+++ b/settings.gradle
@@ -1 +1,17 @@
+/*
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under 
the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 include ':app', ':akono'

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