Add simple VocolRecorder class

So far only with setup and a dummy recorder functions that actually
doesn't record a single thing.
add gitignore
Merge branch 'master' of github.com:klaseskilson/Vocal-harmonizer
Merge branch 'master' of github.com:klaseskilson/Vocal-harmonizer
Merge branch 'master' of github.com:klaseskilson/Vocal-harmonizer
Add first latex report draft
Merge branch 'master' of github.com:klaseskilson/Vocal-harmonizer