Status display

Alows to show status of current channels and users

src/cnetz/transaction.h

@@ -54,4 +54,5 @@ transaction_t *search_transaction_callref(cnetz_t *cnetz, int callref);
 void trans_new_state(transaction_t *trans, int state);
 void cnetz_flush_other_transactions(cnetz_t *cnetz, transaction_t *trans);
 void transaction_timeout(struct timer *timer);
+const char *trans_short_state_name(int state);