Free Launchpad Controller for OBS 1.2

I'm currently working on a complete re-coding of the program because it was absolute sh#t, i was dumb when i wrote the code, so now that i'm less silly, i'm recoding it ^^

If you've downloaded the 1.1 please use the 1.2 instead, it fix a big bug wich is crashing while pushing an unmapped button...

CHANGELOG :
- Fix crash when trigger a unmapped button
- Added saving of output device

CHANGELOG :
- Added the way to choose the output of sound

- Added the volume control