HOWTO: Upgrade from CEGUI SDK 0.4.1 to CEGUI SDK 0.5.0
From CEGUIWiki
First consult: http://www.cegui.org.uk/wiki/index.php/Porting_to_the_0.5.0_Release
Convert Point to UVector2
CEGUI::Point(_x, _y)
becomes
CEGUI::UVector2(CEGUI::UDim(_x,0), CEGUI::UDim(_y,0))

