Fixes #203 ProgressIndicator: remove this.deliver() call from computeProperties()
override the deliver method at the List level so that it also calls
deliver on the renderers.
Fix spelling of listbox (https://github.com/ibm-js/deliteful/issues/222)
demo showing the multi theming ability (enhacement request
https://github.com/ibm-js/deliteful/issues/205)
add Button even if just a skeleton so that people realize we have a button..
Fixes https://github.com/ibm-js/deliteful/issues/214 (add user
documentation for deliteful/Button)
Use requirejs-domready in Slider samples