-Added an extension module
-Added the color extension (compare colors with tolerance)
-Rework/cleanup of the localFolder variable in each test file, to declare it in the testHarness instead
-Added utility function to add input and output files to be automatically handled in the preapre and cleanup functions
-Early try for the TextureHandler Channel extraction method, subject to change (with unit test)
-Moving of the color compare method to the color extension
-Updated the structure and readme files