Improve query language documentation

Change-Id: I8ff93e7c5bf328706c203727da54f434dc4942ea
diff --git a/templates/doc/korap/kustvakt.html.ep b/templates/doc/korap/kustvakt.html.ep
index a6be167..e3873c0 100644
--- a/templates/doc/korap/kustvakt.html.ep
+++ b/templates/doc/korap/kustvakt.html.ep
@@ -4,6 +4,9 @@
 
 %= korap_overview 'kustvakt'
 
-<p><strong>Main developer:</strong> Michael Hanl</p>
+<p><strong>Main developer:</strong> Michael Hanl, Eliza Margaretha, Franck Bodmer</p>
 
 <p>Kustvakt is a user and policy management software, that is capable of rewriting queries for policy based document restrictions.</p>
+
+<p>Kustvakt is open source and available on <%= doc_ext_link_to 'GitHub', "https://github.com/KorAP/Kustvakt" %>.</p>
+