Added Graph to STL plugin.  Removed check for GL_STEREO, as it was failing, even for hardware that supports OpenGL quad buffering.
Merge branch 'master' of https://github.com/ulethHCI/GLuskap
Fixed broken link to GLuskap web page
Trying to get plugin merged to master again...
Merge branch 'master' of https://github.com/ulethHCI/GLuskap
Added Petersen graph to samples
Added user manual
Merge branch 'master' of https://github.com/ulethHCI/GLuskap