Refined column sizing and wui.fit
Improvements & Bug Fixes

- Added maxCharacters to text and textarea fields.
- Fixed an issue where the state machine couldn't handle a blank value.
- Made the double click event fire before the change event on dataLists
and inherited items.
- Made the selectAjacent function available.
- Fixed a bug with Wui.Pane.fitToContent
- Updated selection color
- Added showDD to the Combo
- Added the loading spinner to when a combo is searching to give
feedback for a long search.