* Added support for migrations
* Big refactoring of the admin code
done: Support for SHA256 algorithm to store passwords (fix#195)
done: admin models refactoring (fix#196)
I've finally started to rethink the database structure. The goal I'm trying to reach: only use User objects to manage permissions and accesses to the webui and associate other objects to them if needed (like mailboxes).
see #105
Antoine Nguyen