update license docs

Author: Tieske

doc/us/license.html

@@ -35,10 +35,10 @@ <h1>Coxpcall</h1>
 			<li><a href="index.html#contact">Contact us</a></li>
 		</ul>
 		</li>
-		<li><a href="http://luaforge.net/projects/coxpcall/">Project</a>
+		<li><a href="http://keplerproject.github.io/coxpcall/">Project</a>
 		<ul>
-			<li><a href="http://luaforge.net/tracker/?group_id=101">Bug Tracker</a></li>
-			<li><a href="http://luaforge.net/scm/?group_id=101">CVS</a></li>
+			<li><a href="https://github.com/keplerproject/coxpcall/issues">Bug Tracker</a></li>
+			<li><a href="https://github.com/keplerproject/coxpcall">Source code</a></li>
 		</ul>
 		</li>
 		<li><strong>License</strong></li>