Added creation of directory path for ouput if one is required
Added creation of directory path for ouput if one is required


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