branch wip-haskell-updates updated (3aec526 -> 7877561)

[guix-commits]

rob pushed a change to branch wip-haskell-updates
in repository guix.

      from  3aec526   gnu: emacs-ivy: Update to 0.12.0.
       new  7877561   gnu: Add GHC 8.6.5

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:
 gnu/packages/haskell.scm | 136 ++++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 134 insertions(+), 2 deletions(-)