branch core-updates updated (195f557 -> 65e84e3)

[Ben Woodcroft]

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

      from  195f557   gnu: attr: Update to 2.4.47.
       new  3918146   gnu: ruby-power-assert: Update to 0.2.7.
       new  048036a   gnu: ruby-yard: Disable failing test.
       new  761e704   ruby: Abstract out path to GEM_HOME.
       new  9656b8b   gnu: ruby: Use modify-phases.
       new  65e84e3   gnu: ruby: Update to 2.3.0.

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/ruby.scm            |  176 ++++++++++++++++++++++++--------------
 guix/build/ruby-build-system.scm |   13 +++-
 2 files changed, 124 insertions(+), 65 deletions(-)