Animation and Rigging Tools: FAQ, Known Issues and Feature Roadmap

I have some problem after updating latest scripts from the first post.
When i’m trying to start “Character Rig Creator”, maya tell me this:

Error: ImportError: file E:/Users/zTRIALz/Documents/maya/MayaTools/General/Scripts\ART_skeletonBuilder_UI.py line 10: No module named facial