Bugfix on db-Class (datalog Update)

- Added "Generate Password" links to forms of the sites module.

- Added "actions" framework in server to replace the functions provided by the core modules
- Moved system update function from remoteactins core module to software update plugin.

- changed GRANTs for slave servers on multiserver setups
- added option for clients to change path of ftp users (inside webroot)
- extended software packaging system (return status of install)
- added 2 plugins for automatically create symlinks webmail and phpmyadmin on each website (not enabled by default)

- Full merge of all language
- Small italian update

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