Adding __unused annotations
Adding __unused annotations

AFNetworking/AFOAuth2Manager,triage/AFOAuth2Manager,isaacroldan/AFOAuth2Manager,zyncro/AFOAuth2Manager,ServiceNow/AFOAuth2Manager,OmarPedraza/AFOAuth2Manager,creativepragmatics/AFOAuth2Manager,chairish/AFOAuth2Manager,lowell/AFOAuth2Manager,jaredsinclair/AFOAuth2Manager,Mombo-Labs/AFOAuth2Manager