implement a softPWM output to control the HBP voltage.
Now it is a fixed value. Output voltage: 19V.
Merge pull request #115 from dayaue/master

implement a softPWM output to control the HBP voltage.
Added some scripts to merge a fork with github
Merge branch 'master' of https://github.com/GottfriedSp/Sailfish-MightyBoardFirmware