UndoCommands.cpp: replace couple Entity ID strings' toInt conversion with toUInt.
UndoCommands.cpp: replace couple Entity ID strings' toInt conversion with toUInt.

AlphaStaxLLC/tundra,realXtend/tundra,realXtend/tundra,BogusCurry/tundra,realXtend/tundra,pharos3d/tundra,BogusCurry/tundra,BogusCurry/tundra,realXtend/tundra,pharos3d/tundra,pharos3d/tundra,pharos3d/tundra,AlphaStaxLLC/tundra,AlphaStaxLLC/tundra,AlphaStaxLLC/tundra,realXtend/tundra,AlphaStaxLLC/tundra,pharos3d/tundra,BogusCurry/tundra,realXtend/tundra,BogusCurry/tundra,pharos3d/tundra,AlphaStaxLLC/tundra,BogusCurry/tundra