[FIX]Fixed the issue of database list retuns blank when there is name with unicode character in postgres, due to this web-client redirects user to create database screen as there is no database comes in response of db_list.
[MERGE] [FIX] databases list: allow to have entries with unicode char in the database list (opw 589765)

This does not allow to use a database with unicode to run openerp but does not fail (was getting an empty list of existing databases)