[FIX] website: correct geoip resolver

- "`record_by_addr()` method require the city database.
- The loaded geoip database can be specified via config file
[FIX] livechat is no more under an openerp container
Merge pull request #805 from odoo-dev/master-fix-im-css-sle

Master fix im css sle
[REM] plugin/plugin_outlook/plugin_thunderbird

Unsupported modules, moved to https://github.com/odoo/odoo-extra.

Closes #804