Add DeriveRepresentable flag.
Add DeriveRepresentable flag.

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