director: Call state_change_callback on user move timeout.

src/director/director.c

@@ -925,6 +925,10 @@ static void director_user_move_timeout(struct user *user)
 
 	user->kill_state = USER_KILL_STATE_NONE;
 	timeout_remove(&user->to_move);
+
+	/* FIXME: shouldn't use global director, but for now there's no easy
+	   way to get access to it otherwise */
+	director->state_change_callback(director);
 }
 
 void director_move_user(struct director *dir, struct director_host *src,

src/director/director.h

@@ -100,6 +100,7 @@ struct director {
 };
 
 extern bool director_debug;
+extern struct director *director; /* FIXME: shouldn't be global */
 
 /* Create a new director. If listen_ip specifies an actual IP, it's used with
    listen_port for finding ourself from the director_servers setting.

src/director/main.c

@@ -35,7 +35,7 @@ enum director_socket_type {
 	DIRECTOR_SOCKET_TYPE_DOVEADM
 };
 
-static struct director *director;
+struct director *director;
 static struct notify_connection *notify_conn;
 static struct timeout *to_proctitle_refresh;
 static ARRAY(enum director_socket_type) listener_socket_types;