Updated doc.pdf
Fixed MIDI Playing to use C major scale
Merge branch 'gh-pages' of github.com:kpj/LetTheDnaSpeak into gh-pages

Conflicts:
	doc/proposal.pdf
Merge branch 'gh-pages' of github.com:kpj/LetTheDnaSpeak into gh-pages
Added pentatonic player
Added pentatonic player
Merge branch 'gh-pages' of github.com:kpj/LetTheDnaSpeak into gh-pages
Added rhythm chords
Merge branch 'gh-pages' of github.com:kpj/LetTheDnaSpeak into gh-pages
Removed slowdown
Added proposal