Icons for 3D toolbar

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@33497 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Icons for 3D toolbar

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@33498 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e