Build: Update to latest versions of ui widgets
optionsToClasses: Concentrate deprecated code in a single extension
Listview: Remove countTheme and deprecated stuff
Listview: Add classes option

Fixes gh-7692
Listview: Update classes option to initial style option values
Listview: Implement _elementsFromClassKey()
Listview: Rename classes ui-li-* to ui-listview-item-*
Listview: Add class keys for dividers, static items, and split items