* added some buttons for apple remote controlling. Save for backporting, but needs some usability testing

Support Python 2.4

* copy [16427] to the switcher module as well. ( is times 3 bytes enough ? perhaps i should use 4 bytes per pixel ? )

* set the proper buffer size when encoding with ffmpeg, instead of using fixed 1024x1024 maximumframe size for the buffer.

- fixed a couple of crashes on MacOS X

- code cleanup