Softening the output so it doesn't look like an error when the middlebox terminates correctly

evaluation/demonstration/middlebox.c

@@ -300,11 +300,11 @@ int handle_previous_hop_data(SSL* prev_ssl, SSL* next_ssl)
 		status = SSL_get_error(prev_ssl, r);
 		if (status ==  SSL_ERROR_ZERO_RETURN || status != SSL_ERROR_NONE)
         {
-			printf ("[MBOX ERROR PREVHOP] Error code %ld\n", status);
+			//printf ("[MBOX ERROR PREVHOP] Error code %ld\n", status);
             ERR_print_errors_fp(stdout);
 			char tempBuf[100]; 
 			ERR_error_string(status, tempBuf); 
-			printf("[MBOX ERROR PREVHOP] Connection with previous hop closed, exiting previous hop handler (error %s)\n", tempBuf);
+			printf("[MBOX PREVHOP] Connection with previous hop closed, exiting previous hop handler (SSL reason %s)\n", tempBuf);
 			break;
 		}
 		else if  (status != SSL_ERROR_NONE)
@@ -377,7 +377,7 @@ int handle_next_hop_data(SSL* prev_ssl, SSL* next_ssl)
 		status = SSL_get_error(next_ssl, r);
 		if (status ==  SSL_ERROR_ZERO_RETURN || status != SSL_ERROR_NONE)
         {
-			printf("[MBOX ERROR NEXTHOP] Connection with next hop closed, exiting next hop handler and also closing previous hop connection\n");
+			printf("[MBOX NEXTHOP] Connection with next hop closed, exiting next hop handler and also closing previous hop connection\n");
 			break;
 		}
 		else if  (status != SSL_ERROR_NONE)