Checking for output build folder and creating it before trying to cd into it
[refs #87] Removed placing_handicap state, not needed anymore.
[#refs 87] added some tests for higher test coverage
[#refs 87] Renamed playMove to updateSingleMove to avoid naming conflict.
Added some board images from our webcam.
Merge branch '#87_backend_refactoring'
Removed the CameraReadingWorks "unittest". It wasn't really a unittest and you can now easily check if the camera works by using the gui anyway.
Merge branch 'master' into #81_Virtual_GoGame