Small gui fixes

Change-Id: Ia7d43fe88f647cac5e7813e92efe241789987ec4
diff --git a/gui/html/index.html b/gui/html/index.html
index 0b21c61..24de8ca 100644
--- a/gui/html/index.html
+++ b/gui/html/index.html
@@ -53,7 +53,7 @@
     </article>
 
     <footer>
-      <grey>Powered by</grey><green> NDN.JS</green><grey>.<grey>
+      <grey>Powered by </grey><a target="_blank" href="http://github.com/remap/ndn-js"><green>NDN.JS</green></a><grey>.</grey>
     </footer>
 
     <script src="detect.js"></script>