branch master updated (ea77385 -> 1738138)

[Ricardo Wurmus]

rekado pushed a change to branch master
in repository guix.

      from  ea77385   gnu: viewnior: Don't build icon-theme.cache.
       new  e57fffa   gnu: Add igraph.
       new  31476df   gnu: Add python-igraph.
       new  1738138   gnu: r-igraph: Move to (gnu packages graph).

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:
 gnu/local.mk                |   1 +
 gnu/packages/graph.scm      | 118 ++++++++++++++++++++++++++++++++++++++++++++
 gnu/packages/statistics.scm |  31 ------------
 3 files changed, 119 insertions(+), 31 deletions(-)
 create mode 100644 gnu/packages/graph.scm