Cabal revisions of constraints-0.9.1

Hackage metadata revisions edit the .cabal file after upload; each diff below is one revision.

 name:          constraints category:      Constraints version:       0.9.1+x-revision: 1 license:       BSD2 cabal-version: >= 1.10 license-file:  LICENSE     GADTs    build-depends:-    base >= 4.7 && < 5,+    base >= 4.7 && < 4.11,     binary >= 0.7.3 && < 0.9,     deepseq >= 1.3 && < 1.5,     ghc-prim,     hashable >= 1.2 && < 1.3,     mtl >= 2 && < 2.3,-    transformers >= 0.2 && < 0.6,+    transformers >= 0.4 && < 0.6,     transformers-compat >= 0.4 && < 1    exposed-modules: