branch master updated (70cb761 -> 5899faf)

[Roel Janssen]

roelj pushed a change to branch master
in repository guix.

      from  70cb761   gnu: libffcall: Update to 1.12.
       new  5899faf   graph: Add Cypher backend.

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:
 doc/guix.texi  |  4 +++-
 guix/graph.scm | 32 +++++++++++++++++++++++++++++++-
 2 files changed, 34 insertions(+), 2 deletions(-)