branch core-updates updated (0158ca7 -> 549f951)

[Federico Beffa]

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

      from  0158ca7   gnu: cross-base: Add srfi-26 for glibc.
       new  5fdd142   gnu: Add the X color name database file.
       new  1de1c56   gnu: netpbm: Use 'modify-phases' syntax.
       new  2492581   gnu: netpbm: Fix location of X color name database.
       new  9f9861d   gnu: netpbm: Return #t from custom phases.
       new  549f951   gnu: Add Chez-Scheme.

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/netpbm.scm |   95 ++++++++++++++-------------
 gnu/packages/scheme.scm |  162 ++++++++++++++++++++++++++++++++++++++++++++++-
 gnu/packages/xorg.scm   |   25 +++++++-
 3 files changed, 235 insertions(+), 47 deletions(-)