Fix boot; it was failing if darcs-all or validate were missing (which is the case in sdists)
Fix boot; it was failing if darcs-all or validate were missing
(which is the case in sdists)

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