Added multichat operation set definition and Gibberish protocol implementation. Related issues: Issue #241 , Issue #244, Issue #250

Added a listener that would receive notifications indicating change in state of a the local user in a chat room.

src/net/java/sip/communicator/service/protocol/event/ChatRoomLocalUserStatusListener.java

@@ -0,0 +1,25 @@
+/*
+ * SIP Communicator, the OpenSource Java VoIP and Instant Messaging client.
+ *
+ * Distributable under LGPL license.
+ * See terms of license at gnu.org.
+ */
+package net.java.sip.communicator.service.protocol.event;
+
+import java.util.*;
+
+/**
+ * Adds a listener that will be notified of changes in our status in the room
+ * such as us being kicked, banned, or granted admin permissions.
+ * @author Emil Ivov
+ */
+public interface ChatRoomLocalUserStatusListener
+    extends EventListener
+{
+    /**
+     * Called to notify interested parties that a change in our status in the
+     * source soom has changed. Changes may include us being kicked, banned, or
+     * granted admin permissions.
+     */
+    public void localUserStatusChanged(ChatRoomLocalUserStatusChangeEvent evt);
+}