Fixed: FS#2005 - Username prefix for DB user is wrong when the database is created by a reseller for the client

- Updated version number to 3.0.4.2

- Set auto subdomain www as default for alias domains.

- Added functions to start / stop / restart virtual machines to the remote api.

- Merged language files.

- Fixed a warning in apache plugin.

- Replaced SSH-RSA input field with textarea so that you can put in multiple SSH-RSA keys.

- WebDAV Users: show only domains that run on Apache (because nginx does not have full WebDAV support).

- Added PHP-FPM pm settings (pm.max_children, pm.start_servers, pm.min_spare_servers, pm.max_spare_servers) to the "Options" tab of a website.

Splitted the remote function permission array for the remote user form into separate config files. The new remote.conf.php files are located in the lib folder of the modules.

- Fix: IPv6 address must not be '*'.

Implemented: FS#1113 - Force client to use only allowed IPs