Fix page title variable name.

src/components/views/rooms/AppsDrawer.js

@@ -224,7 +224,7 @@ module.exports = React.createClass({
                     userId={this.props.userId}
                     show={this.props.showApps}
                     creatorUserId={app.creatorUserId}
-                    widgetPageTitle={(app.data && app.data.widgetPageTitle) ? app.data.widgetPageTitle : ''}
+                    widgetPageTitle={(app.data && app.data.title) ? app.data.title : ''}
                 />);
             });