Fix trace condition in List functional test (issue
https://github.com/ibm-js/deliteful/issues/58)
remove the ListGallery.html manual test file.
remove unused images in tests/images directory.
remove useless doh tests
update css class name
link to coding guidelines
Fix star rating functional tests
Fix StarRating tests and saucelabs configuration to run them: tests
inhibited on unsupported platforms, requiWindowFocus capability set to
true for IE environments (to use the moveTo primitive).
Fix https://github.com/ibm-js/deliteful/issues/55: default list renderer
labels should not be separately focusable
Move samples image resources from tests/images to sample/images.
Fix star rating sample css and star rating documentation.
Revert commit
https://github.com/ibm-js/deliteful/commit/a9a93476f726bc7c11a3900a94e265e593a2348a
: the change was not compatible with the grid role of the List widget.
Add ProgressIndicator widget
Add ProgressIndicator unit tests.
Add ProgressIndicator samples.
Fix https://github.com/ibm-js/deliteful/issues/47: List now leverage the
last delite/Store implementation, that uses dstore instead of
dojo/store.
Fix a few English typos
List widget now implement the WIA ARIA Grid pattern defined in
http://www.w3.org/TR/2013/WD-wai-aria-practices-20130307/#grid

This version solves issue #55
(default renderer labels should not be separately focusable).

This version also allows using actionable HTML inputs in items renderer
(see the list samples).
Update Button to use bootstrap variable.less
Update ProgressIndicator to use bootstrap variable.less
Update Slider to use bootstrap variable.less