Made variable references case insensitive and added supported for setters.
Made variable references case insensitive and added supported for setters.

polyethene/IronAHK,polyethene/IronAHK,yatsek/IronAHK,michaltakac/IronAHK,michaltakac/IronAHK,yatsek/IronAHK,michaltakac/IronAHK,yatsek/IronAHK,polyethene/IronAHK,michaltakac/IronAHK,michaltakac/IronAHK,yatsek/IronAHK,polyethene/IronAHK,yatsek/IronAHK