Less black on grey text. Prevent controlling light and ui-elements same time. Bit more compact code in a few places. git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@6311 dfc29bdd-3216-0410-991c-e03cc46cb475
git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@6000 dfc29bdd-3216-0410-991c-e03cc46cb475