bootstrap.sh: use HTTP-4002.2.19, which supports GHC 7.10
bootstrap.sh: use HTTP-4002.2.19, which supports GHC 7.10

thomie/cabal,eric-stanley/cabal,themoritz/cabal,themoritz/cabal,thoughtpolice/cabal,mmakowski/cabal,martinvlk/cabal,corngood/cabal,ian-ross/cabal,valderman/cabal,sopvop/cabal,mydaum/cabal,sopvop/cabal,kolmodin/cabal,trskop/cabal,gridaphobe/cabal,fugyk/cabal,anton-dessiatov/cabal,enolan/cabal,garetxe/cabal,Helkafen/cabal,anton-dessiatov/cabal,edsko/cabal,seereason/cabal,randen/cabal,x-y-z/cabal,trskop/cabal,ian-ross/cabal,rimmington/cabal,x-y-z/cabal,typelead/epm,triplepointfive/cabal,lukexi/cabal,rimmington/cabal,eric-stanley/cabal,Helkafen/cabal,mightybyte/cabal,randen/cabal,mmakowski/cabal,Heather/cabal,sopvop/cabal,mightybyte/cabal,ghc-android/cabal,enolan/cabal,beni55/cabal,martinvlk/cabal,garetxe/cabal,thoughtpolice/cabal,ghc-android/cabal,plow-technologies/cabal,lukexi/cabal,bennofs/cabal,seereason/cabal,edsko/cabal,headprogrammingczar/cabal,christiaanb/cabal,plumlife/cabal,beni55/cabal,Peaker/cabal,christiaanb/cabal,kolmodin/cabal,mydaum/cabal,Heather/cabal,typelead/epm,Peaker/cabal,gridaphobe/cabal,kosmikus/cabal,headprogrammingczar/cabal,plumlife/cabal,thomie/cabal,corngood/cabal,triplepointfive/cabal,gbaz/cabal,bennofs/cabal,valderman/cabal,themoritz/cabal,kosmikus/cabal,fugyk/cabal,plow-technologies/cabal,gbaz/cabal