branch core-updates updated (1640f16 -> 2101cc3)

[julien lepiller]

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

      from  1640f16   Merge branch 'master' into core-updates
       new  2101cc3   gnu: gnu: Make alsa find its plugins by setting 
ALSA_PLUGIN_DIR.

The 1 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                                       |   3 +-
 gnu/packages/linux.scm                             |   9 +-
 .../alsa-lib-add-environment-variable.patch        | 110 +++++++++++++++++++++
 3 files changed, 120 insertions(+), 2 deletions(-)
 create mode 100644 gnu/packages/patches/alsa-lib-add-environment-variable.patch