document usage for values, labels and colors into the doc and the demo for chart-lines
Close GH-8. Auto update bar graph
Close GH-9. Adapt auto update in the context for every chart-element
v0.1.0
Fix missing brace
v0.1.1
Merge remote-tracking branch 'robdodson/master'

Conflicts:
	bower.json
	chart-bar.html
	chart-doughnut.html
	chart-line.html
	chart-pie.html
	chart-polar-area.html
	chart-radar.html