* Enforce connections over https in Roundcube.
* Fix incorrect MySQL user password and databases in MySQL backup script.
+ + Add missing config and SQL table required for sharing IMAP folder to
+ anyone. Thanks BigMichi1 <bigmichi1 _at_ bigmichi1.de>.
+ Add missing auth service in Dovecot-2: auth-userdb.
+ Add new LDAP attribute and SQL column required by Dovecot-2 share folder:
enabledService=lib-storage (ldap), enablelib-storage=1 (SQL).