Dialog: added option corners to option-page and data- attribute refer…

…ence.

docs/api/data-attributes.html

@@ -189,6 +189,10 @@ <h2><a href="../pages/dialog/index.html">Dialog</a></h2>
 					<th>data-close-btn-text</th>
 					<td>string - Text for the close button, dialog only</td>
 				</tr>
+				<tr>
+					<th>data-corners</th>
+					<td><strong>true</strong> | false</td>
+				</tr>
 				<tr>
 					<th>data-dom-cache</th>
 					<td>true | <strong>false</strong></td>

docs/pages/dialog/options.html

@@ -49,6 +49,15 @@ <h2>Dialog</h2>
 				<pre><code>$( ".selector" ).dialog(<strong>{ closeBtnText: "Fermer" }</strong>);</code></pre>
 			</dd>
 
+			<dt><code>corners</code> <em>boolean</em></dt>
+			<dd>
+				<p class="default">default: true</p>
+				<p>Sets whether to draw the dialo with rounded corners.</p>
+				<p>This option is also exposed as a data attribute: <code>data-corners="false"</code>.</p>
+
+				<pre><code>$( ".selector" ).dialog(<strong>{ corners: false }</strong>);</code></pre>
+			</dd>
+
 			<dt><code>initSelector</code> <em>CSS selector string</em></dt>
 			<dd>
 				<p class="default">default: ":jqmData(role='dialog')"</p>