MEDIUM: stream-int/conn-stream: Move src/dst addresses in the conn-stream

The source and destination addresses at the applicative layer are moved from
the stream-interface to the conn-stream. This simplifies a bit the code and
it is a logicial step to remove the stream-interface.
diff --git a/src/cli.c b/src/cli.c
index f3d05d8..9b53370 100644
--- a/src/cli.c
+++ b/src/cli.c
@@ -2764,7 +2764,7 @@
 			}
 		}
 
-		sockaddr_free(&(cs_si(s->csb)->dst));
+		sockaddr_free(&s->csb->dst);
 
 		cs_si(s->csb)->state = cs_si(s->csb)->prev_state = SI_ST_INI;
 		cs_si(s->csb)->err_type = SI_ET_NONE;