Fix hard coded Ogre path to look under OGRE_ROOT instead.
Fix hard coded Ogre path to look under OGRE_ROOT instead.

sirikata/sirikata,robertkhamilton/sirikata,sirikata/sirikata,sirikata/sirikata,sirikata/sirikata,sirikata/sirikata,sirikata/sirikata,sirikata/sirikata,sirikata/sirikata,robertkhamilton/sirikata,robertkhamilton/sirikata