AFNetworking/AFNetworking — pull request #536 by lxcid (2012-09-23 14:31:11+00:00)
Title: Update AFNetworking/AFHTTPClient.h

AFMultipartFormData protocol should incorporate NSObject protocol.

- To prevent compiler errors when performing methods like performSelector: on an instance that conforms to AFMultipartFormData protocol
- An instance of AFMultipartFormData class inherits from NSObject which conforms to NSObject protocol.