fixing installation : VTK and pyqt - mayavi now compiles fine...
use glumpy for displaying the movie online (useful for testing)

included the new dependencies on PyOpenGL and glumpy
enabling fullscreen display
simplifying installation description

go to the script instead
introducing mp4 videos

- including MP4
- fixing MPEG
- testing
trying to generate motion clouds where we force the phase at some point
fixing verbosity
forcing the phase to be 0.5 on the top corner