Comments, white space, and small refactoring
Comments, white space, and small refactoring

The only real change is a new type synonym ImpRuleEdges
No significant changes at all

urbanslug/ghc,gcampax/ghc,urbanslug/ghc,vTurbine/ghc,vikraman/ghc,ezyang/ghc,vikraman/ghc,AlexanderPankiv/ghc,elieux/ghc,wxwxwwxxx/ghc,wxwxwwxxx/ghc,AlexanderPankiv/ghc,anton-dessiatov/ghc,ezyang/ghc,nkaretnikov/ghc,siddhanathan/ghc,nushio3/ghc,gridaphobe/ghc,AlexanderPankiv/ghc,oldmanmike/ghc,acowley/ghc,shlevy/ghc,tjakway/ghcjvm,acowley/ghc,oldmanmike/ghc,TomMD/ghc,christiaanb/ghc,sgillespie/ghc,christiaanb/ghc,olsner/ghc,fmthoma/ghc,sdiehl/ghc,ml9951/ghc,elieux/ghc,tjakway/ghcjvm,mettekou/ghc,ml9951/ghc,mcschroeder/ghc,urbanslug/ghc,vTurbine/ghc,oldmanmike/ghc,nushio3/ghc,nkaretnikov/ghc,oldmanmike/ghc,olsner/ghc,acowley/ghc,snoyberg/ghc,gridaphobe/ghc,siddhanathan/ghc,gcampax/ghc,ezyang/ghc,snoyberg/ghc,GaloisInc/halvm-ghc,christiaanb/ghc,shlevy/ghc,fmthoma/ghc,gcampax/ghc,ezyang/ghc,mettekou/ghc,vTurbine/ghc,oldmanmike/ghc,tjakway/ghcjvm,christiaanb/ghc,nkaretnikov/ghc,TomMD/ghc,ezyang/ghc,gridaphobe/ghc,vTurbine/ghc,mettekou/ghc,mcschroeder/ghc,siddhanathan/ghc,TomMD/ghc,snoyberg/ghc,elieux/ghc,wxwxwwxxx/ghc,acowley/ghc,TomMD/ghc,urbanslug/ghc,nushio3/ghc,da-x/ghc,acowley/ghc,GaloisInc/halvm-ghc,olsner/ghc,TomMD/ghc,shlevy/ghc,snoyberg/ghc,wxwxwwxxx/ghc,fmthoma/ghc,sdiehl/ghc,siddhanathan/ghc,nkaretnikov/ghc,mcschroeder/ghc,anton-dessiatov/ghc,snoyberg/ghc,AlexanderPankiv/ghc,gcampax/ghc,elieux/ghc,olsner/ghc,mfine/ghc,sgillespie/ghc,snoyberg/ghc,ml9951/ghc,vTurbine/ghc,olsner/ghc,GaloisInc/halvm-ghc,sgillespie/ghc,anton-dessiatov/ghc,gcampax/ghc,tjakway/ghcjvm,sdiehl/ghc,sdiehl/ghc,fmthoma/ghc,AlexanderPankiv/ghc,ghc-android/ghc,christiaanb/ghc,gcampax/ghc,ezyang/ghc,vikraman/ghc,sdiehl/ghc,sgillespie/ghc,urbanslug/ghc,ghc-android/ghc,fmthoma/ghc,nushio3/ghc,christiaanb/ghc,ezyang/ghc,wxwxwwxxx/ghc,ghc-android/ghc,sdiehl/ghc,ml9951/ghc,shlevy/ghc,mcschroeder/ghc,tjakway/ghcjvm,tjakway/ghcjvm,mcschroeder/ghc,TomMD/ghc,AlexanderPankiv/ghc,da-x/ghc,da-x/ghc,nushio3/ghc,fmthoma/ghc,elieux/ghc,mettekou/ghc,ghc-android/ghc,vikraman/ghc,mfine/ghc,sgillespie/ghc,elieux/ghc,ghc-android/ghc,mfine/ghc,nushio3/ghc,GaloisInc/halvm-ghc,shlevy/ghc,ghc-android/ghc,urbanslug/ghc,ml9951/ghc,vTurbine/ghc,mcschroeder/ghc,urbanslug/ghc,mettekou/ghc,anton-dessiatov/ghc,da-x/ghc,mfine/ghc,anton-dessiatov/ghc,shlevy/ghc,ml9951/ghc,gcampax/ghc,sdiehl/ghc,siddhanathan/ghc,vTurbine/ghc,oldmanmike/ghc,anton-dessiatov/ghc,mfine/ghc,da-x/ghc,siddhanathan/ghc,oldmanmike/ghc,vikraman/ghc,wxwxwwxxx/ghc,GaloisInc/halvm-ghc,mettekou/ghc,nkaretnikov/ghc,gridaphobe/ghc,wxwxwwxxx/ghc,nkaretnikov/ghc,olsner/ghc,da-x/ghc,gridaphobe/ghc,gridaphobe/ghc,GaloisInc/halvm-ghc,vikraman/ghc,snoyberg/ghc,mfine/ghc,TomMD/ghc,mfine/ghc,sgillespie/ghc,olsner/ghc,acowley/ghc,mettekou/ghc,anton-dessiatov/ghc,ghc-android/ghc,ml9951/ghc,da-x/ghc,acowley/ghc,nushio3/ghc,mcschroeder/ghc,tjakway/ghcjvm,siddhanathan/ghc,vikraman/ghc,elieux/ghc,ml9951/ghc,christiaanb/ghc,AlexanderPankiv/ghc,GaloisInc/halvm-ghc,shlevy/ghc,gridaphobe/ghc,nkaretnikov/ghc,fmthoma/ghc,sgillespie/ghc