branch master updated (c1bc2a4 -> 40a6d8e)

[guix-commits]

lfam pushed a change to branch master
in repository guix.

    from c1bc2a4  gnu: tlp: Update to 1.4.0.
     new 7e73fc3  gnu: Add dmlc-core.
     new 6e5e60a  gnu: Add xgboost.
     new 40a6d8e  gnu: Add python-xgboost.

The 3 revisions listed above as "new" are entirely new to this
repository and will be described in separate emails.  The revisions
listed as "add" were already present in the repository and have only
been added to this reference.


Summary of changes:
 gnu/local.mk                                       |   1 +
 gnu/packages/machine-learning.scm                  | 129 +++++++++++++++++++++
 .../patches/xgboost-use-system-dmlc-core.patch     |  34 ++++++
 3 files changed, 164 insertions(+)
 create mode 100644 gnu/packages/patches/xgboost-use-system-dmlc-core.patch