Tidy up pretty-printing of SrcLoc and SrcSpan
Tidy up pretty-printing of SrcLoc and SrcSpan

vTurbine/ghc,mettekou/ghc,TomMD/ghc,siddhanathan/ghc,bitemyapp/ghc,vTurbine/ghc,nathyong/microghc-ghc,jstolarek/ghc,acowley/ghc,fmthoma/ghc,gcampax/ghc,mettekou/ghc,olsner/ghc,ezyang/ghc,vTurbine/ghc,elieux/ghc,olsner/ghc,siddhanathan/ghc,shlevy/ghc,acowley/ghc,sdiehl/ghc,GaloisInc/halvm-ghc,olsner/ghc,ml9951/ghc,TomMD/ghc,AlexanderPankiv/ghc,AlexanderPankiv/ghc,acowley/ghc,shlevy/ghc,mfine/ghc,sdiehl/ghc,tjakway/ghcjvm,shlevy/ghc,ghc-android/ghc,urbanslug/ghc,nkaretnikov/ghc,vTurbine/ghc,nathyong/microghc-ghc,acowley/ghc,AlexanderPankiv/ghc,shlevy/ghc,mettekou/ghc,snoyberg/ghc,GaloisInc/halvm-ghc,mettekou/ghc,wxwxwwxxx/ghc,ml9951/ghc,acowley/ghc,GaloisInc/halvm-ghc,urbanslug/ghc,olsner/ghc,green-haskell/ghc,mcschroeder/ghc,ezyang/ghc,olsner/ghc,oldmanmike/ghc,gcampax/ghc,sdiehl/ghc,urbanslug/ghc,GaloisInc/halvm-ghc,nushio3/ghc,tjakway/ghcjvm,TomMD/ghc,nushio3/ghc,olsner/ghc,elieux/ghc,gridaphobe/ghc,olsner/ghc,elieux/ghc,oldmanmike/ghc,fmthoma/ghc,nushio3/ghc,nathyong/microghc-ghc,mfine/ghc,mfine/ghc,GaloisInc/halvm-ghc,anton-dessiatov/ghc,gridaphobe/ghc,vikraman/ghc,forked-upstream-packages-for-ghcjs/ghc,tjakway/ghcjvm,elieux/ghc,ezyang/ghc,green-haskell/ghc,TomMD/ghc,vikraman/ghc,forked-upstream-packages-for-ghcjs/ghc,elieux/ghc,nushio3/ghc,christiaanb/ghc,forked-upstream-packages-for-ghcjs/ghc,sgillespie/ghc,jstolarek/ghc,mcschroeder/ghc,urbanslug/ghc,vikraman/ghc,da-x/ghc,ghc-android/ghc,ezyang/ghc,christiaanb/ghc,wxwxwwxxx/ghc,acowley/ghc,nushio3/ghc,ezyang/ghc,oldmanmike/ghc,AlexanderPankiv/ghc,nkaretnikov/ghc,fmthoma/ghc,jstolarek/ghc,green-haskell/ghc,gridaphobe/ghc,gcampax/ghc,ghc-android/ghc,ml9951/ghc,tjakway/ghcjvm,forked-upstream-packages-for-ghcjs/ghc,vikraman/ghc,mfine/ghc,vikraman/ghc,forked-upstream-packages-for-ghcjs/ghc,nkaretnikov/ghc,gcampax/ghc,vikraman/ghc,anton-dessiatov/ghc,urbanslug/ghc,jstolarek/ghc,nathyong/microghc-ghc,mcschroeder/ghc,anton-dessiatov/ghc,urbanslug/ghc,gridaphobe/ghc,tjakway/ghcjvm,snoyberg/ghc,TomMD/ghc,ml9951/ghc,ml9951/ghc,wxwxwwxxx/ghc,mcschroeder/ghc,gcampax/ghc,fmthoma/ghc,mettekou/ghc,anton-dessiatov/ghc,nathyong/microghc-ghc,fmthoma/ghc,siddhanathan/ghc,ml9951/ghc,snoyberg/ghc,nkaretnikov/ghc,nkaretnikov/ghc,bitemyapp/ghc,oldmanmike/ghc,shlevy/ghc,TomMD/ghc,GaloisInc/halvm-ghc,gridaphobe/ghc,forked-upstream-packages-for-ghcjs/ghc,forked-upstream-packages-for-ghcjs/ghc,tjakway/ghcjvm,mfine/ghc,green-haskell/ghc,gridaphobe/ghc,da-x/ghc,anton-dessiatov/ghc,AlexanderPankiv/ghc,ghc-android/ghc,sgillespie/ghc,oldmanmike/ghc,jstolarek/ghc,GaloisInc/halvm-ghc,sdiehl/ghc,urbanslug/ghc,fmthoma/ghc,AlexanderPankiv/ghc,green-haskell/ghc,nkaretnikov/ghc,snoyberg/ghc,snoyberg/ghc,sgillespie/ghc,christiaanb/ghc,nathyong/microghc-ghc,sdiehl/ghc,nushio3/ghc,siddhanathan/ghc,shlevy/ghc,vTurbine/ghc,nushio3/ghc,elieux/ghc,sdiehl/ghc,siddhanathan/ghc,da-x/ghc,christiaanb/ghc,snoyberg/ghc,snoyberg/ghc,siddhanathan/ghc,oldmanmike/ghc,mettekou/ghc,gcampax/ghc,bitemyapp/ghc,ghc-android/ghc,nathyong/microghc-ghc,nkaretnikov/ghc,sgillespie/ghc,shlevy/ghc,bitemyapp/ghc,ezyang/ghc,wxwxwwxxx/ghc,sgillespie/ghc,da-x/ghc,christiaanb/ghc,sgillespie/ghc,fmthoma/ghc,mcschroeder/ghc,wxwxwwxxx/ghc,ml9951/ghc,gcampax/ghc,acowley/ghc,da-x/ghc,AlexanderPankiv/ghc,mfine/ghc,gridaphobe/ghc,mettekou/ghc,ghc-android/ghc,oldmanmike/ghc,siddhanathan/ghc,mcschroeder/ghc,ml9951/ghc,ezyang/ghc,mcschroeder/ghc,mfine/ghc,wxwxwwxxx/ghc,anton-dessiatov/ghc,vTurbine/ghc,vTurbine/ghc,wxwxwwxxx/ghc,tjakway/ghcjvm,bitemyapp/ghc,elieux/ghc,ghc-android/ghc,vikraman/ghc,da-x/ghc,christiaanb/ghc,anton-dessiatov/ghc,TomMD/ghc,sgillespie/ghc,sdiehl/ghc,christiaanb/ghc,da-x/ghc