Now make_ping_time() in common/util.c returns the time in milliseconds instead

of microseconds.
In fe_set_lag(serv, lag) the lag argument is now in milliseconds as well.

Fixes #758.

src/fe-text/fe-text.c

@@ -802,7 +802,7 @@ fe_lastlog (session *sess, session *lastlog_sess, char *sstr, gtk_xtext_search_f
 {
 }
 void
-fe_set_lag (server * serv, int lag)
+fe_set_lag (server * serv, long lag)
 {
 }
 void