Environment Config

1. Use CocoaPods to manage third party libraries
2. Resolve compiling errors in Xcode 6
Merge branch 'dev' of github.com:ninjaatif/idealab_client into dev

Conflicts:
	idealab_client.xcodeproj/project.pbxproj
Merge branch 'dev' of github.com:ninjaatif/idealab_client into dev
iOS 8 compatibility