charts editing
JSONedit array buttons not faded anymore
displaying the sample chart
dynamically rendering chart
polishing JSONedit, compile, growlers
JSONedit style improved, 'compile' syntax highlighting
'compile' lightbox width
changing the landing page
Merge branch 'json-edits' of https://github.com/synthicity/usui into json-edits

Conflicts:
	app/sidebar.html
Merge branch 'json-edits' of https://github.com/synthicity/usui

Conflicts:
	app/index.html
	app/scripts/services/modelsdb.js