DataTable: Added ToolbarAjaxBehavior; fixes 97
DataTable: Added CurrencyPropertyColumn
DataTable: Renamed ColumnButtonAjaxBehavior to ColumnAjaxBehavior
DataTable: Renamed #newColumnButtonAjaxBehavior to #newColumnAjaxBehavior
Merge branch 'master' of github.com:sebfz1/wicket-jquery-ui