reducing capabilities of the threads to a minimum

proper flush of pending packets on daemon shutdown
adding local address as gateway address in dynamic route

src/charon/network/receiver.c

@@ -254,6 +254,9 @@ static void receive_packets(private_receiver_t *this)
 	DBG1(DBG_NET, "receiver thread running, thread_ID: %06u", 
 		 (int)pthread_self());
 	
+	/* drop threads capabilities */
+	charon->drop_capabilities(charon, FALSE, FALSE);
+	
 	while (TRUE)
 	{
 		/* read in a packet */