OpenSceneGraph-3.3.5 developer release

OpenSceneGraph-3.3.5, released on 3rd March 2015, key deliverables in this dev release are:

source package : OpenSceneGraph-3.3.5.zip

svn tag: svn co http://svn.openscenegraph.org/osg/OpenSceneGraph/tags/OpenSceneGraph-3.3.5 OpenSceneGraph