How to Upgrade JQuery UI ======================== To upgrade JQuery UI, use [JUI Download Builder](http://jqueryui.com/download/) and toggle all options. Choose the `Smoothness` theme, download and unpack. The following files are needed: * UI Core: all JS files * Interactions: all JS files * Widgets: all JS files * DatePicker I18N: only the combined file is needed, and it should be renamed as `jquery.ui.datepicker-i18n.js` * Effects: only the combined file is needed, and it should be renamed as `jquery.ui.effect-all.js` * Theme: Only the combined CSS file and the image files are needed. Rename the CSS file as `jquery.ui.css`.