Cabal revisions of pomaps-0.0.0.3

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

 name:           pomaps version:        0.0.0.3+x-revision: 1 synopsis:       Maps and sets of partial orders category:       Data Structures homepage:       https://github.com/sgraf812/pomaps#readme   default: False  library+  other-extensions: TypeApplications   hs-source-dirs:       src   ghc-options: -Wall