FIX: TreeItem rendered string was not being invaliated in the setText function and one of the setTextColours overloads.  See: http://www.cegui.org.uk/mantis/view.php?id=347
FIX: TreeItem rendered string was not being invaliated in the setText function and one of the setTextColours overloads.  See: http://www.cegui.org.uk/mantis/view.php?id=347

--HG--
branch : v0-7

cbeck88/cegui-mirror-two,cbeck88/cegui-mirror-two,cbeck88/cegui-mirror-two,cbeck88/cegui-mirror-two,cbeck88/cegui-mirror-two