branch staging updated (2b8491f -> d87f681)

[guix-commits]

mbakke pushed a change to branch staging
in repository guix.

      from  2b8491f   gnu: mariadb: Split into out, lib and dev.
       new  4a38ec9   gnu: Remove GDB@8.2.
       new  178611c   gnu: mesa: Update to 19.2.1.
       new  e3fa098   gnu: libXfont: Update to 2.0.4.
       new  c4220af   gnu: libXvMC: Update to 1.0.12.
       new  d87f681   gnu: python-sphinx: Update to 2.2.0.

The 5 revisions listed above as "new" are entirely new to this
repository and will be described in separate emails.  The revisions
listed as "adds" were already present in the repository and have only
been added to this reference.


Summary of changes:
 gnu/packages/gdb.scm    | 20 ++++----------------
 gnu/packages/gl.scm     |  6 +++---
 gnu/packages/sphinx.scm |  4 ++--
 gnu/packages/xorg.scm   |  8 ++++----
 4 files changed, 13 insertions(+), 25 deletions(-)