If INBOX can't be opened, give better error messages. The reason is never "INBOX doesn't exist for user".
If INBOX can't be opened, give better error messages. The reason is never
"INBOX doesn't exist for user".

--HG--
branch : HEAD

jkerihuel/dovecot,dscho/dovecot,jkerihuel/dovecot,jwm/dovecot-notmuch,dscho/dovecot,dscho/dovecot,jkerihuel/dovecot,jwm/dovecot-notmuch,jwm/dovecot-notmuch,jwm/dovecot-notmuch,dscho/dovecot,dscho/dovecot,jkerihuel/dovecot,jwm/dovecot-notmuch,jkerihuel/dovecot