branch master updated (ddf2b50 -> b96a064)

[Ludovic Courtès]

civodul pushed a change to branch master
in repository guix.

      from  ddf2b50   gnu: Add ocaml-zarith.
       new  d38bc9a   grafts: Move caching to a new 'with-cache' macro.
       new  a614ce3   gnu: Add Guile-Bash.
       new  b96a064   graph: Add '%reverse-package-node-type'.

The 3 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:
 doc/guix.texi          |   18 ++++++++++
 gnu/packages/guile.scm |   72 +++++++++++++++++++++++++++++++++++++-
 guix/grafts.scm        |   90 ++++++++++++++++++++++++++----------------------
 guix/scripts/graph.scm |   21 +++++++++++
 tests/graph.scm        |   14 +++++++-
 5 files changed, 171 insertions(+), 44 deletions(-)