yoinc/GPUImage — pull request #1 by jim-wong (2014-03-12 12:45:09+00:00)
Title: Fix compilation errors with Xcode 5.1

This change fixes several warnings that are treated as errors under Xcode 5.1. The changes are intended to be as non-invasive as possible, so they don't really fix the underlying issues so much as they tell the compiler not to sweat them.