Moved header & doc styles to demo.css.
Bug fix.
New option for Evol.ViewMany.Charts: sizes (string like '600x300')
Bug fix.
Bug fix.
Added @toolbar-background-color
Added field property "viewcharts".

..to force the generation of a chart for this field.
Fixed roles of render and initialize for Toolbar.
Removed field "grape" from list view.
New field type "hidden" + bug fix for readonly fields.
New field type "list" using select2.

+ improvements to “color” fields.
Added "js/widgets" to .gitignore.
Merge branch 'master' into gh-pages