This module helps with resizing and cropping of animated GIFs when using GD-Lib.
Since PW-Version 3.0.90 this third party module is obsolete. Imageprocessing for Animated GIFs is supported now in the PW Core.
This module is completely based upon the fantastic work of
László Zsidi (http://www.gifs.hu/) builts the initial classes
xurei (https://github.com/xurei/GIFDecoder_optimized) enhanced the classes