doc: add TimothyGu to collaborators

TimothyGu · Italo A. Casas · commit 4ffcefdc0920 · 2017-01-27T08:11:43.000-05:00
PR-URL: nodejs#10954 Reviewed-By: Rich Trott <rtrott@gmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
diff --git a/README.md b/README.md
@@ -329,6 +329,8 @@ more information about the governance of the Node.js project, see
 **Glen Keane** &lt;glenkeane.94@gmail.com&gt;
 * [thlorenz](https://github.com/thlorenz) -
 **Thorsten Lorenz** &lt;thlorenz@gmx.de&gt;
+* [TimothyGu](https://github.com/TimothyGu) -
+**Timothy Gu** &lt;timothygu99@gmail.com&gt;
 * [tunniclm](https://github.com/tunniclm) -
 **Mike Tunnicliffe** &lt;m.j.tunnicliffe@gmail.com&gt;
 * [vkurchatkin](https://github.com/vkurchatkin) -
