another apache mention

_layouts/default.html

@@ -57,7 +57,7 @@ <h1>{{ page.title }}</h1>
         {% include social-buttons.html %}
 
         <p>Designed and built with all the love in the world by <a href="http://twitter.com/mdo" target="_blank">@mdo</a> and <a href="http://twitter.com/fat" target="_blank">@fat</a>.</p>
-        <p>Code licensed under <a href="http://www.apache.org/licenses/LICENSE-2.0" target="_blank">Apache License v2.0</a>, documentation under <a href="http://creativecommons.org/licenses/by/3.0/">CC BY 3.0</a>.</p>
+        <p>Code licensed under <a href="https://github.com/twbs/bootstrap/blob/master/LICENSE" target="_blank">MIT</a>, documentation under <a href="http://creativecommons.org/licenses/by/3.0/">CC BY 3.0</a>.</p>
         <ul class="footer-links">
           <li>Currently v{{ site.current_version }}</li>
           <li class="muted">&middot;</li>