Call resetCompileError() when forcibly unloading a HighLevelGpuProgram, allows for proper re-load attempts. Influenced by Patch 2477463
Call resetCompileError() when forcibly unloading a HighLevelGpuProgram, allows for proper re-load attempts. Influenced by Patch 2477463

vbudovski/ogre,vbudovski/ogre,vbudovski/ogre,vbudovski/ogre,vbudovski/ogre