Use UUID for subclass
Test deallocation of observingInfos and observedInfos
Get objCTypes from associated methodSignature
Add supermethod method to REResponder
Rename supermethod to supermethodOfCurrentBlock
Use supermethodOfCurrentBlock in iREViewController
Don't use supermethodOfBlockForSelector:forKey: method
Remove supermethodOfBlockForSelector:forKey: method
Test removeCurrentBlock method
Implement test_removeBlockForSelector_forKey method