Renamed the hangglide demo osghangglide to make it consistent with the rest of the demos.
Renamed the hangglide demo osghangglide to make it consistent with the rest
of the demos.


git-svn-id: 23b6355f2bb369032457de4eb5f713ee134f73a8@888 16af8721-9629-0410-8352-f15c8da7e697

joevandyk/osg,joevandyk/osg,joevandyk/osg,joevandyk/osg,joevandyk/osg