Ensuring that start and stop animating for UIActivityIndicatorView category are called on main
Ensuring that progress is set in UIProgressView category only on main
[Issue #1336] Updating response serializer validation error message to be more appropriate in user-facing situations
Adding documentation for AFSecurityPolicy
Updating documentation for default session manager response serializers
Adding upload/download progress animated associated objects

Using af_ prefix on associated object properties
Adding __unused declarations to fix warnings
dispatch_sync -> dispatch_async
Enabling and fixing extensive compiler warnings
[Issue #1366] Adding shouldUseCredentialStorage and credential properties to AFHTTPRequestOperationManager
Adding documentation to AFNetworkReachabilityManager
Minor edit to AFHTTPSessionManager documentation
Adding first pass of example usage
Cleaning up AFNetworkReachabilityManager
Replacing use of hard-coded keypaths with equivalent NSStringFromSelector of selector literals
Replacing use of hard-coded keypaths with equivalent NSStringFromSelector of selector literals in AFURLSessionManager
Adding note about Apple's Reachability sample code
Changing contact information
Editing section about Unit Testing
Update README.md