branch master updated (fb29e73 -> b8b129e)

[Eric Bavier]

bavier pushed a change to branch master
in repository guix.

      from  fb29e73   gnu: ncdu: Update to 1.12.
       new  347df60   utils: Fix default-keyword-arguments.
       new  b8b129e   utils: Support defaults in substitute-keyword-arguments.

The 2 revisions listed above as "new" are entirely new to this
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listed as "adds" were already present in the repository and have only
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Summary of changes:
 guix/utils.scm  |   21 ++++++++++++++++-----
 tests/utils.scm |   32 ++++++++++++++++++++++++++++++++
 2 files changed, 48 insertions(+), 5 deletions(-)