Issue on aliases on the new iRedAdmin-Pro-MySQL 1.9.2

==== Required information ====
- iRedMail version: 0.9.0
- Store mail accounts in which backend (LDAP/MySQL/PGSQL): MySQL
- Linux/BSD distribution name and version: CentOS 6.6
- Related log if you're reporting an issue:
====

Hi,

There is a "internal server error" when you access your aliases emails on any domain. You can check it also on the online demo that is already running version 1.9.2.

hope to have quick fix, having a lots of alias I had to rollback to v1.9.1

Thank you for your excellent work.