First pass on updating demos for 1.4.
Merge branch 'master' into demos-update
Deprecated ui-hide-label.

Use ui-label-accessible and no field container instead.
Second pass on updating the demos for 1.4.
Merge branch 'master' into demos-update
Escaped forward slash in script closing tag. Fixes #6495.
Better fix for #6453 because icon-only buttons were getting width auto.
Pagecontainer: Factor path and base logic out of pagecontainer
Demos: include base.js in index of /js/index.php
Transitions: Make sure page has active class after non-sequential same page transition Fixes #4078 - Page receives display:none after samePageTransition
Widgets: Replace references to $.mobile.window and $.mobile.document with this.window resp. this.document.
Panel: Changed default for option theme from "a" to null (inherit).
Controlgroup: enhanceWithButtonMarkup is gone - use $.fn.buttonMarkup.
buttonMarkup: Do not set attribute role="button" on <button> elements.
Button: Marking style options as deprecated.
Checkboxradio: Deprecating style options.
Controlgroup: Deprecating style options.
Page: Deprecating style options.
Popup: Deprecating style options.
Textinput: Deprecating style options.