Updated NEWS for 1.2 release and added COLLADA plugin
Updated NEWS for 1.2 release and added COLLADA plugin


koshman86/osg,artoolkit/osg,artoolkit/osg,stmh/osg,artoolkit/osg,koshman86/osg,omega-hub/osg,ghub/osg,stmh/osg,XiaoCC/osg,ghub/osg,stmh/osg,omega-hub/osg,XiaoCC/osg,koshman86/osg,artoolkit/osg,stmh/osg,XiaoCC/osg,stmh/osg,ntoand/osg,ntoand/osg,ghub/osg,koshman86/osg,XiaoCC/osg,XiaoCC/osg,ghub/osg,ntoand/osg,ntoand/osg,omega-hub/osg,omega-hub/osg