Update license links.

Author: malsup

README.md

@@ -174,13 +174,12 @@ The Form Plugin supports use of [XMLHttpRequest Level 2]("http://www.w3.org/TR/X
 ---
 
 ##Copyright and License
-Dual licensed under the MIT and GPL licenses:
+The jQuery Form plugin is dual licensed under the MIT and GPL licenses:
 
-* http://www.opensource.org/licenses/mit-license.php
-* http://www.gnu.org/licenses/gpl.html
+* [MIT](http://malsup.github.com/mit-license.txt)
+* [GPL](http://malsup.github.com/gpl-license-v2.txt)
 
-You may use the jQuery Form Plugin under the terms of either the MIT License or the GNU General Public License (GPL) Version 2.
-The MIT License is recommended for most projects. It is simple and easy to understand and it places almost no restrictions on what you can do with the plugin.
+You may use either license.  The MIT License is recommended for most projects because it is simple and easy to understand and it places almost no restrictions on what you can do with the plugin.
 
 If the GPL suits your project better you are also free to use the plugin under that license.