[Linter] Improved detection of xcodebuild errors.
[Linter] Improved detection of xcodebuild errors.

orta/CocoaPods,vivekshukla-mob-ibtech/Repository,mglidden/CocoaPods,ashfurrow/CocoaPods,mglidden/CocoaPods,0xced/CocoaPods,Ashton-W/CocoaPods,segiddins/CocoaPods,mglidden/CocoaPods