AFNetworking/AFNetworking — pull request #2228 by kylef (2014-08-04 13:18:08+00:00)
Title: Fixes an issue with the request serializer silently handling an error

When a query string serialization block is set on `AFHTTPRequestSerializer`, if it was to fail with an error it would be silently handled and the serialization would still return an NSURLRequest.