pass onWidgetLoad (which is required for SOME EventTileTypes)

XXX: they should follow an interface, this is somewhat nasty

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

src/components/views/rooms/EventTile.js

@@ -602,6 +602,7 @@ module.exports = withMatrixClient(React.createClass({
                                            mxEvent={this.props.mxEvent}
                                            highlights={this.props.highlights}
                                            highlightLink={this.props.highlightLink}
+                                           onWidgetLoad={this.props.onWidgetLoad}
                                            showUrlPreview={false} />
                         </div>
                     </div>