Documented the glitch concerning the call to 'osgProducer::Viewer::setSceneData()', the construction of 'OSGUIsh::EventHandler' and the default picking root.
Documented the glitch concerning the call to 'osgProducer::Viewer::setSceneData()', the construction of 'OSGUIsh::EventHandler' and the default picking root.

lmbarros/OSGUIsh,lmbarros/OSGUIsh