low quality for trace polygons
fixation and moving of robots cleaned up
motorbabbling does not fixate implicitely
removed tabs in code (tabs are evil)
Merge branch 'master' of github.com:georgmartius/lpzrobots

Conflicts:
	ode_robots/osg/cameramanipulatorFollow.cpp
fixation and release if robots can now be done with Ctrl-x interactively
added drawing of contacts as an option