[backpack] Package selection
[backpack] Package selection

Signed-off-by: Edward Z. Yang <dbd597f5635f432486c5d365e9bb585b3eaa1853@cs.stanford.edu>

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