Enable Delphi 2 library (PR jsonwebtoken#219).

Author: sebadoom

views/index.jade

@@ -241,6 +241,7 @@ block content
         include libraries/c2.jade
         include libraries/q.jade
         include libraries/delphi.jade
+        include libraries/delphi2.jade
         include libraries/php.jade
         include libraries/php2.jade
         include libraries/php3.jade