Bug Fix: out_of_range exception in MultiLineEditbox when setting new text.
Bug Fix: out_of_range exception in MultiLineEditbox when setting new text.

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