Added support for kpasswd server address.

kerberos/templates/krb5.conf.erb

@@ -15,6 +15,9 @@
     kdc = <%= kdc %>
 <% end -%>
     admin_server = <% if has_variable?('kerberos_kadmin') %><%= kerberos_kadmin %><% else %><%= kerberos_kdc[0] %><% end %>
+<% if has_variable?('kerberos_kpasswd') -%>
+    kpasswd_server = <%= kerberos_kpasswd %>
+<% end -%>
   }
 
 <% if kernel == 'Linux' -%>