AFNetworking/AFNetworking — pull request #1011 by mattrubin (2013-05-20 06:29:27+00:00)
Title: Explicit type casting to prevent warnings

Enabling `CLANG_WARN_IMPLICIT_SIGN_CONVERSION` causes several "Implicit Signedness Conversion" warnings to appear in `AFHTTPClient.m`. This commit adds explicit type casting to address these warnings.