Merge pull request #31 from bgamari/master
authorNing Wang <email@ningwang.org>
Mon, 4 Apr 2016 11:37:36 +0000 (04:37 -0700)
committerNing Wang <email@ningwang.org>
Mon, 4 Apr 2016 11:37:36 +0000 (04:37 -0700)
Add Functor, Foldable, Traversable instances for maps


Trivial merge