layout=maildir++: Fixed deleting mailboxes with mailbox=file storages (e.g. mbox)
layout=maildir++: Fixed deleting mailboxes with mailbox=file storages (e.g. mbox)

--HG--
branch : HEAD

dscho/dovecot,dscho/dovecot,dscho/dovecot,dscho/dovecot,dscho/dovecot