fixed link on about page

Changes

--- server/templates/about.html b7a517492ad3f9bef0b307bb18c60aa478873744

+++ server/templates/about.html e09e8024bd5841be39aa9f3ea8b3da2c3315ae34

@@ -37,7 +37,7 @@

-  <li><a href="http://twitter.github.com"><h3>Github</h3></a>- Repository hosting</li>

+  <li><a href="http://github.com"><h3>Github</h3></a>- Repository hosting</li>