Manually add @license to ba-linkify.js

Having any @license block at all is good. Actually including the
license, which the license text says we need to do, is better.

Change-Id: I6a83f5a43f9cf8607b74fab196b7539020d09760

lib/ba-linkify/README.md

@@ -0,0 +1,6 @@
+This is the latest version of ba-linkify.js from:
+https://github.com/cowboy/javascript-linkify/blob/178ffc271f89cef403faf73cabd74dda0a79af62/ba-linkify.js
+
+The file was modified manually to include a @license JSDoc tag. The file hasn't
+been updated since 2009, but on the off chance you need to update it, please
+make sure you include a @license.

lib/ba-linkify/ba-linkify.js

@@ -1,3 +1,28 @@
+/**
+ * @license
+ * Copyright (c) 2009 "Cowboy" Ben Alman
+ *
+ * Permission is hereby granted, free of charge, to any person
+ * obtaining a copy of this software and associated documentation
+ * files (the "Software"), to deal in the Software without
+ * restriction, including without limitation the rights to use,
+ * copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following
+ * conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
 /*!
  * JavaScript Linkify - v0.3 - 6/27/2009
  * http://benalman.com/projects/javascript-linkify/