From Mike Weiblen, added support for --clear-color r,g,b,a and --clear-color r,g,b to osgProducer::Viewer.
From Mike Weiblen, added support for --clear-color r,g,b,a and --clear-color r,g,b
to osgProducer::Viewer.


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