Improve status codes and support HTML match responses

Change-Id: Ie11b68eb0836bb537a2869b87e78f3a695203e11
diff --git a/lib/Kalamar.pm b/lib/Kalamar.pm
index 2f1632b..e5553a0 100644
--- a/lib/Kalamar.pm
+++ b/lib/Kalamar.pm
@@ -144,7 +144,7 @@
   $self->plugin(Notifications => {
     'Kalamar::Plugin::Notifications' => 1,
     JSON => 1,
-    'HTML' => 1
+    HTML => 1
   });
 
   # Localization framework