Clean up unimportant TODO and create list of future work.

src/net/java/sip/communicator/impl/protocol/irc/IrcStack.java

@@ -40,6 +40,19 @@
  */
 public class IrcStack
 {
+    /**
+     * TODO In the far far future ...
+     *
+     * <p>
+     * Some of the less pressing features that may one day be useful ...
+     * </p>
+     *
+     * <pre>
+     * - Handle 404 ERR_CANNOTSENDTOCHAN in case of +n channel mode and not
+     *   joined to the channel where you send a message to.
+     * </pre>
+     */
+
     /**
      * Clean-up delay. The clean up task clears any remaining chat room list
      * cache. Since there's no pointing in timing it exactly, delay the clean up
@@ -1118,10 +1131,6 @@ private final class ServerListener
          */
         private final IRCApi irc;
 
-        // FIXME handle 404 ERR_CANNOTSENDTOCHAN in case of +n and not joined to
-        // channel (or channel is moderated - but we use ChatRoomListener for
-        // that).
-
         /**
          * Constructor for Server Listener.
          *