Now, the server response is in a list of strings. We need the second
string, so we need read the [1].
Previously, was a list of tuples, so, we used [0][1].
This patch is like the patch IMAP.py Get the server response right, but
now for Gmail.
Signed-off-by: Rodolfo García Peñas (kix) <kix@kix.es>