LICENSE updates
(cherry picked from commit cc6e8cfc13e98f0cbab05a806588b506b20a6d8c)
diff --git a/LICENSE b/LICENSE
index ba06157..f01776f 100644
@@ -387,6 +387,12 @@
   Used under the following license: Apache License, version 2.0 (
   Copyright (c) SmartBear Software (2011-2015)
+This project includes the software: Tango Project Icons
+  Available at:
+  Inclusive of: tango-project-icons
+  Used under the following license: Public Domain (
+  Released into the public domain by the people from the Tango! project (The Tango! Desktop Project), via Wikimedia Commons
 This project includes the software: typeahead.js
   Available at:
   Developed by: Twitter, Inc (