Newtype wrappers over IntSet and IntMap.

Please see the README on GitHub at https://github.com/ejconlon/int-like#readme

int-like

Newtype wrappers over IntSet and IntMap

Never mix up Int newtypes again! Instead of working directly with an IntSet, you can work with IntLikeSet MyIntNewtype with more or less the same API. You might have to thread through some Coercible constraints, though.