Make tests buildable with Xcode 7.3.1
Make tests buildable with Xcode 7.3.1

firebase/SwiftLint,victorpimentel/SwiftLint,Johnykutty/SwiftLint,lyft/SwiftLint,jeffreybergier/SwiftLint,firebase/SwiftLint,realm/SwiftLint,victorpimentel/SwiftLint,lyft/SwiftLint,jeffreybergier/SwiftLint,firebase/SwiftLint,realm/SwiftLint,lyft/SwiftLint,Johnykutty/SwiftLint,realm/SwiftLint,realm/SwiftLint,lyft/SwiftLint,jeffreybergier/SwiftLint,Johnykutty/SwiftLint,victorpimentel/SwiftLint,jeffreybergier/SwiftLint,victorpimentel/SwiftLint,firebase/SwiftLint,Johnykutty/SwiftLint