add the repository name when connecting

Otherwise, it might be impossible to know which account is connecting when more
than one is syncing.

Code style.

Signed-off-by: Nicolas Sebrecht <nicolas.s-dev@laposte.net>

offlineimap/ui/TTY.py

@@ -19,9 +19,11 @@ import logging
 import sys
 import time
 from getpass import getpass
+
 from offlineimap import banner
 from offlineimap.ui.UIBase import UIBase
 
+
 class TTYFormatter(logging.Formatter):
     """Specific Formatter that adds thread information to the log output."""