QuickFrontend, Primitivus, Wix: special entities management:

- MUC rooms are special entities
	- Primitivus: special entities are shown at the top of the contacts list above a divider,
	 		      presence updates are temporary ignored for them

frontends/src/quick_frontend/quick_app.py

@@ -285,6 +285,7 @@ class QuickApp():
         self.chat_wins[room_jid].setType("group")
         self.chat_wins[room_jid].id = room_jid
         self.chat_wins[room_jid].setPresents(list(set([user_nick]+room_nicks)))
+        self.contact_list.setSpecial(JID(room_jid), "MUC")
 
 
     def roomUserJoined(self, room_jid, user_nick, user_data, profile):

frontends/src/quick_frontend/quick_contact_list.py

@@ -70,6 +70,13 @@ class QuickContactList():
         """add a contact to the list"""
         raise NotImplementedError
 
+    def setSpecial(self, jid, _type):
+        """Set entity as a special
+        @param jid: jid of the entity
+        @param _type: special type (e.g.: "MUC")
+        """
+        raise NotImplementedError
+
     def updatePresence(self, jid, show, priority, statuses):
         """Update entity's presence status
         @param jid: entity to update's jid
@@ -80,3 +87,4 @@ class QuickContactList():
         self.setCache(jid, 'prority', priority)
         self.setCache(jid, 'statuses', statuses)
         self.update_jid(jid)
+