Fix unicode font name

[poiuyqwert]

Edit PyMS/PyMS/Utilities/UIKit/Font.py, go to line 82 (this one: https://github.com/poiuyqwert/PyMS/blob/master/PyMS/Utilities/UIKit/Font.py#L82) and add .encode('utf-8') to the end so it becomes return self.cget('family').encode('utf-8')