Add caption styling to uitheme widget

css/theme.bootstrap.css

@@ -62,7 +62,7 @@
 }
 
 /* caption */
-caption {
+.caption {
 	background: #fff;
 }
 

css/theme.jui.css

@@ -79,8 +79,8 @@
 }
 
 /* caption */
-caption {
-	background: #fff;
+.tablesorter-jui caption {
+	border: 0;
 }
 
 /* filter widget */

docs/example-widget-ui-theme.html

@@ -120,6 +120,7 @@
 	<br>
 
 	<div id="demo"><table class="tablesorter">
+	<caption>Some interesting caption</caption>
 	<thead>
 		<tr>
 			<th>First Name</th>

docs/index.html

@@ -313,7 +313,7 @@
 		<li><a href="example-widget-sticky-header.html">Sticky header widget</a> (v2.0.21.1; <span class="version updated">v2.10</span>)</li>
 		<li>UITheme widget:
 			<ul>
-				<li><a href="example-widget-ui-theme.html">jQuery UI theme</a> (v2.0.9; Modified v2.4)</li>
+				<li><a href="example-widget-ui-theme.html">jQuery UI theme</a> (v2.0.9; <span class="version updated">v2.13.3</span>)</li>
 				<li><a href="example-widget-bootstrap-theme.html">Bootstrap</a> (v2.4)</li>
 			</ul>
 		</li>

js/jquery.tablesorter.widgets.js

@@ -17,6 +17,7 @@ var ts = $.tablesorter = $.tablesorter || {};
 ts.themes = {
 	"bootstrap" : {
 		table      : 'table table-bordered table-striped',
+		caption    : 'caption',
 		header     : 'bootstrap-header', // give the header a gradient background
 		footerRow  : '',
 		footerCells: '',
@@ -32,6 +33,7 @@ ts.themes = {
 	},
 	"jui" : {
 		table      : 'ui-widget ui-widget-content ui-corner-all', // table classes
+		caption    : 'ui-widget-content ui-corner-all',
 		header     : 'ui-widget-header ui-corner-all ui-state-default', // header classes
 		footerRow  : '',
 		footerCells: '',
@@ -167,10 +169,13 @@ ts.addWidget({
 			sh = 'tr.' + (wo.stickyHeaders || 'tablesorter-stickyHeader'),
 			rmv = o.sortNone + ' ' + o.sortDesc + ' ' + o.sortAsc;
 		if (c.debug) { time = new Date(); }
+		// initialization code - run once
 		if (!$t.hasClass('tablesorter-' + theme) || c.theme === theme || !table.hasInitialized){
 			// update zebra stripes
 			if (o.even !== '') { wo.zebra[0] += ' ' + o.even; }
 			if (o.odd !== '') { wo.zebra[1] += ' ' + o.odd; }
+			// add caption style
+			$t.find('caption').addClass(o.caption);
 			// add table/footer class names
 			t = $t
 				// remove other selected themes; use widgetOptions.theme_remove