Remove readme file that contained the (mostly out of date) usgae info for the xml file formats.
Remove readme file that contained the (mostly out of date) usgae info for the xml file formats.

ruleless/CEGUI,OpenTechEngine/CEGUI,ruleless/CEGUI,ruleless/CEGUI,ruleless/CEGUI,OpenTechEngine/CEGUI,OpenTechEngine/CEGUI,OpenTechEngine/CEGUI