branch core-updates updated (0de9a1b -> 4b42b10)

[guix-commits]

mbakke pushed a change to branch core-updates
in repository guix.

      from  0de9a1b   gnu: gnome-control-center: Shorten patch file name.
       new  995c30d   gnu: libmp4v2: Fix build with C++11.
       new  4788c1a   gnu: innoextract: Fix build with Boost 1.70 and GCC 7.
       new  308af63   gnu: libvirt: Provide '<rpc/rpc.h>'.
       new  25e4916   gnu: openal: Build with GCC 9.
       new  4b42b10   gnu: openimageio: Fix build with Boost 1.70 and CMake 
3.14.

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/local.mk                              |  1 +
 gnu/packages/audio.scm                    |  8 ++++++++
 gnu/packages/compression.scm              | 18 ++++++++++++++++--
 gnu/packages/graphics.scm                 |  6 +++++-
 gnu/packages/patches/libmp4v2-c++11.patch | 14 ++++++++++++++
 gnu/packages/video.scm                    |  1 +
 gnu/packages/virtualization.scm           | 13 ++++++++++++-
 7 files changed, 57 insertions(+), 4 deletions(-)
 create mode 100644 gnu/packages/patches/libmp4v2-c++11.patch