Cabal revisions of fgl-5.4.1.1

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

 name:		fgl version:	5.4.1.1+x-revision: 1 license:	BSD3 license-file:	LICENSE author:	        Martin Erwig 	Data.Graph.Inductive.Query.SP, 	Data.Graph.Inductive.Query.TransClos, 	Data.Graph.Inductive-build-depends:	base, mtl, containers, array+build-depends:	base < 4.8, mtl, containers, array extensions: MultiParamTypeClasses, OverlappingInstances, FlexibleInstances