--- a/mod_csi_muc_priorities/mod_csi_muc_priorities.lua	Mon Apr 01 08:21:57 2019 +0200
+++ b/mod_csi_muc_priorities/mod_csi_muc_priorities.lua	Mon Apr 01 08:22:29 2019 +0200
@@ -9,6 +9,7 @@
 
 			local room_jid = jid_bare(stanza.attr.from);
 
+			-- Look for mention
 			local rooms = session.rooms_joined;
 			if not rooms then return; end