Create a note on click and zoom the view

also adding the full 11 octaves
Merge branch 'master' of https://github.com/adamjmurray/pianoroll

Conflicts:
	web/css/piano_roll.css
	web/index.html
	web/src/piano-roll/piano-roll.html
	web/src/piano-roll/piano-roll.js
Merge branch 'master' of https://github.com/adamjmurray/pianoroll

Conflicts:
	web/css/piano_roll.css
	web/index.html
	web/src/piano-roll/piano-roll.html
	web/src/piano-roll/piano-roll.js