Fixed null pointer access crash in SceneWidgetComponents that accessed a dangling uninitialized pointer coming from OgreWorld::Raycast when clicking on empty part of the window at Tundra startup.
Fixed null pointer access crash in SceneWidgetComponents that accessed a dangling uninitialized pointer coming from OgreWorld::Raycast when clicking on empty part of the window at Tundra startup.

realXtend/tundra,jesterKing/naali,AlphaStaxLLC/tundra,AlphaStaxLLC/tundra,pharos3d/tundra,jesterKing/naali,realXtend/tundra,jesterKing/naali,BogusCurry/tundra,BogusCurry/tundra,jesterKing/naali,BogusCurry/tundra,AlphaStaxLLC/tundra,realXtend/tundra,AlphaStaxLLC/tundra,AlphaStaxLLC/tundra,AlphaStaxLLC/tundra,jesterKing/naali,jesterKing/naali,realXtend/tundra,pharos3d/tundra,BogusCurry/tundra,realXtend/tundra,jesterKing/naali,pharos3d/tundra,pharos3d/tundra,pharos3d/tundra,realXtend/tundra,BogusCurry/tundra,pharos3d/tundra,BogusCurry/tundra