Do not show "+1 other"

Instead show a user name or avatar.

src/components/structures/RoomView.js

@@ -1537,7 +1537,7 @@ module.exports = React.createClass({
                 onResize={this.onChildResize}
                 onVisible={this.onStatusBarVisible}
                 onHidden={this.onStatusBarHidden}
-                whoIsTypingLimit={2}
+                whoIsTypingLimit={3}
             />;
         }