Update docs/about/features.html

Author: agcolom

docs/about/features.html

@@ -37,7 +37,7 @@ <h2>Key features:</h2>
 					<li><strong>Accessibility</strong> features such as WAI-ARIA are also included to ensure that the pages work for screen readers (e.g. VoiceOver in iOS) and other assistive technologies.</li>
 					<li><strong>Touch and mouse event support</strong> streamline the process of supporting touch, mouse, and cursor focus-based user input methods with a simple API. </li>
 					<li><strong>Unified UI widgets</strong> for common controls enhance native controls with touch-optimized, themable controls that are platform-agnostic and easy to use.</li>
-					<li><strong>Powerful theming framework</strong> and the ThemeRoller application make highly-branded experiences easy to build.</li>
+					<li><strong>Powerful theming framework</strong> and the <a href="http://www.jquerymobile.com/themeroller" rel="external">ThemeRoller</a> application make highly-branded experiences easy to build.</li>
 
 				</ul>