Fixed #ifdefs in VTKVisualizer.cpp to handle X11 correctly
Fixed #ifdefs in VTKVisualizer.cpp to handle X11 correctly

Gjacquenot/simbody,Gjacquenot/simbody,chrisdembia/simbody,elen4/simbody,elkingtonmcb/simbody,scamille/simbody,robojukie/simbody,chrisdembia/simbody,elkingtonmcb/simbody,robojukie/simbody,simbody/simbody,elkingtonmcb/simbody,Gjacquenot/simbody,scamille/simbody,scamille/simbody,robojukie/simbody,simbody/simbody,chrisdembia/simbody,elen4/simbody