Update Nimble submodule for Xcode 6.1b2
Update Nimble submodule for Xcode 6.1b2

marciok/Quick,dgdosen/Quick,ichu501/Quick,modocache/personal-fork-of-Quick,jahilliard/Quick,dgdosen/Quick,wjszf/Quick,romankl/Quick,NatashaTheRobot/Quick,NatashaTheRobot/Quick,hanangellove/Quick,jeffh/Quick,mrackwitz/Quick,BlessNeo/Quick,pedrovereza/Quick,jasonchaffee/Quick,jahilliard/Quick,zhakui/Quick,ikesyo/Quick,mokagio/Quick,github/Quick,wjszf/Quick,ArthurKK/Quick,marciok/Quick,Quick/Quick,phatblat/Quick,dgdosen/Quick,DrewKiino/Quick,github/Quick,cerberillo/Quick,orta/Quick,jeffh/Quick,dcaunt/Quick,ichu501/Quick,Quick/Quick,Quick/Quick,ashfurrow/Quick,cerberillo/Quick,luzefeng/Quick,ashfurrow/Quick,msdgwzhy6/Quick,jasonchaffee/Quick,pengleelove/Quick,nchatharoo/Quick,phatblat/Quick,Sweefties/Quick,hwsyy/Quick,DanielAsher/Quick,paulyoung/Quick,mokagio/Quick,DrewKiino/Quick,fullstackclub/Quick,luzefeng/Quick,msdgwzhy6/Quick,fullstackclub/Quick,paulyoung/Quick,romankl/Quick,jessesquires/Quick,orta/Quick,mokagio/Quick,Quick/Quick,hanangellove/Quick,jessesquires/Quick,pedrovereza/Quick,ArthurKK/Quick,jondwillis/Quick,phatblat/Quick,jasonchaffee/Quick,marciok/Quick,pengleelove/Quick,paulyoung/Quick,Sweefties/Quick,hwsyy/Quick,modocache/personal-fork-of-Quick,ikesyo/Quick,DanielAsher/Quick,jondwillis/Quick,jeffh/Quick,mrackwitz/Quick,dcaunt/Quick,ikesyo/Quick,nchatharoo/Quick,BlessNeo/Quick,phatblat/Quick,pcantrell/Quick,zhakui/Quick,pcantrell/Quick