Update `Cabal` to 1.18.1 final
Update `Cabal` to 1.18.1 final

sdiehl/ghc,nushio3/ghc,TomMD/ghc,ekmett/ghc,ml9951/ghc,anton-dessiatov/ghc,vikraman/ghc,green-haskell/ghc,mfine/ghc,gridaphobe/ghc,snoyberg/ghc,TomMD/ghc,frantisekfarka/ghc-dsi,gridaphobe/ghc,tjakway/ghcjvm,mcschroeder/ghc,forked-upstream-packages-for-ghcjs/ghc,snoyberg/ghc,urbanslug/ghc,nushio3/ghc,acowley/ghc,hferreiro/replay,sgillespie/ghc,tibbe/ghc,anton-dessiatov/ghc,green-haskell/ghc,siddhanathan/ghc,mcschroeder/ghc,wxwxwwxxx/ghc,ryantm/ghc,AlexanderPankiv/ghc,ghc-android/ghc,sgillespie/ghc,holzensp/ghc,shlevy/ghc,ryantm/ghc,nathyong/microghc-ghc,sdiehl/ghc,christiaanb/ghc,sgillespie/ghc,tibbe/ghc,mettekou/ghc,da-x/ghc,lukexi/ghc-7.8-arm64,lukexi/ghc-7.8-arm64,nkaretnikov/ghc,shlevy/ghc,elieux/ghc,bitemyapp/ghc,siddhanathan/ghc,jstolarek/ghc,ezyang/ghc,shlevy/ghc,ezyang/ghc,gcampax/ghc,christiaanb/ghc,anton-dessiatov/ghc,lukexi/ghc-7.8-arm64,urbanslug/ghc,nushio3/ghc,TomMD/ghc,wxwxwwxxx/ghc,nathyong/microghc-ghc,vikraman/ghc,GaloisInc/halvm-ghc,AlexanderPankiv/ghc,oldmanmike/ghc,olsner/ghc,holzensp/ghc,sgillespie/ghc,nathyong/microghc-ghc,ezyang/ghc,acowley/ghc,ekmett/ghc,hferreiro/replay,GaloisInc/halvm-ghc,lukexi/ghc,nathyong/microghc-ghc,oldmanmike/ghc,AlexanderPankiv/ghc,ekmett/ghc,anton-dessiatov/ghc,green-haskell/ghc,urbanslug/ghc,nkaretnikov/ghc,lukexi/ghc,hferreiro/replay,fmthoma/ghc,christiaanb/ghc,mettekou/ghc,ml9951/ghc,vikraman/ghc,vTurbine/ghc,mettekou/ghc,tjakway/ghcjvm,urbanslug/ghc,acowley/ghc,TomMD/ghc,christiaanb/ghc,da-x/ghc,forked-upstream-packages-for-ghcjs/ghc,ghc-android/ghc,vikraman/ghc,siddhanathan/ghc,christiaanb/ghc,christiaanb/ghc,sdiehl/ghc,siddhanathan/ghc,forked-upstream-packages-for-ghcjs/ghc,olsner/ghc,vikraman/ghc,mcschroeder/ghc,nushio3/ghc,fmthoma/ghc,fmthoma/ghc,GaloisInc/halvm-ghc,nathyong/microghc-ghc,lukexi/ghc,vTurbine/ghc,nkaretnikov/ghc,siddhanathan/ghc,anton-dessiatov/ghc,ghc-android/ghc,urbanslug/ghc,oldmanmike/ghc,wxwxwwxxx/ghc,AlexanderPankiv/ghc,sdiehl/ghc,da-x/ghc,olsner/ghc,snoyberg/ghc,hferreiro/replay,jstolarek/ghc,mettekou/ghc,mfine/ghc,olsner/ghc,tjakway/ghcjvm,gridaphobe/ghc,spacekitteh/smcghc,tjakway/ghcjvm,mfine/ghc,lukexi/ghc,elieux/ghc,ghc-android/ghc,sgillespie/ghc,da-x/ghc,spacekitteh/smcghc,acowley/ghc,GaloisInc/halvm-ghc,vTurbine/ghc,hferreiro/replay,vikraman/ghc,AlexanderPankiv/ghc,nkaretnikov/ghc,mettekou/ghc,snoyberg/ghc,mcschroeder/ghc,snoyberg/ghc,nathyong/microghc-ghc,GaloisInc/halvm-ghc,ezyang/ghc,ekmett/ghc,TomMD/ghc,green-haskell/ghc,shlevy/ghc,mcschroeder/ghc,gcampax/ghc,oldmanmike/ghc,TomMD/ghc,AlexanderPankiv/ghc,gcampax/ghc,ryantm/ghc,nkaretnikov/ghc,da-x/ghc,mfine/ghc,snoyberg/ghc,fmthoma/ghc,nushio3/ghc,gcampax/ghc,frantisekfarka/ghc-dsi,olsner/ghc,ml9951/ghc,holzensp/ghc,holzensp/ghc,forked-upstream-packages-for-ghcjs/ghc,hferreiro/replay,oldmanmike/ghc,sgillespie/ghc,ekmett/ghc,green-haskell/ghc,GaloisInc/halvm-ghc,mcschroeder/ghc,vTurbine/ghc,AlexanderPankiv/ghc,ryantm/ghc,ezyang/ghc,nathyong/microghc-ghc,shlevy/ghc,jstolarek/ghc,spacekitteh/smcghc,frantisekfarka/ghc-dsi,ml9951/ghc,elieux/ghc,holzensp/ghc,acowley/ghc,forked-upstream-packages-for-ghcjs/ghc,da-x/ghc,anton-dessiatov/ghc,spacekitteh/smcghc,nushio3/ghc,anton-dessiatov/ghc,urbanslug/ghc,lukexi/ghc-7.8-arm64,bitemyapp/ghc,ezyang/ghc,tibbe/ghc,sdiehl/ghc,ml9951/ghc,wxwxwwxxx/ghc,nkaretnikov/ghc,ghc-android/ghc,gridaphobe/ghc,fmthoma/ghc,bitemyapp/ghc,mettekou/ghc,tibbe/ghc,ml9951/ghc,ml9951/ghc,forked-upstream-packages-for-ghcjs/ghc,oldmanmike/ghc,sdiehl/ghc,forked-upstream-packages-for-ghcjs/ghc,ml9951/ghc,mfine/ghc,bitemyapp/ghc,shlevy/ghc,wxwxwwxxx/ghc,acowley/ghc,jstolarek/ghc,mfine/ghc,da-x/ghc,christiaanb/ghc,gridaphobe/ghc,wxwxwwxxx/ghc,nkaretnikov/ghc,gridaphobe/ghc,hferreiro/replay,elieux/ghc,vTurbine/ghc,jstolarek/ghc,GaloisInc/halvm-ghc,bitemyapp/ghc,lukexi/ghc,spacekitteh/smcghc,ghc-android/ghc,frantisekfarka/ghc-dsi,frantisekfarka/ghc-dsi,vikraman/ghc,gcampax/ghc,ezyang/ghc,sgillespie/ghc,siddhanathan/ghc,wxwxwwxxx/ghc,fmthoma/ghc,urbanslug/ghc,tjakway/ghcjvm,oldmanmike/ghc,tjakway/ghcjvm,fmthoma/ghc,gridaphobe/ghc,tibbe/ghc,gcampax/ghc,sdiehl/ghc,olsner/ghc,mettekou/ghc,vTurbine/ghc,mfine/ghc,shlevy/ghc,elieux/ghc,acowley/ghc,vTurbine/ghc,ryantm/ghc,mcschroeder/ghc,olsner/ghc,snoyberg/ghc,lukexi/ghc-7.8-arm64,ghc-android/ghc,gcampax/ghc,elieux/ghc,siddhanathan/ghc,tjakway/ghcjvm,TomMD/ghc,elieux/ghc,nushio3/ghc