Fixed: FS#1709 - Wrong message "Your hard-disk space is going full" in the "Monitor -> Show Disk Usage"

Fixed: FS#1623 - vhost.conf.master placed in /root overrides vhost.conf.master in ispconfig/server/conf

Fixed a Bug in the monitor is the LSI software raid software is installed but no LSI raid is configured.

All parts are disabled at the moment. Please help update
the language files.

http://bugtracker.ispconfig.org/index.php?do=details&task_id=1242&project=3&pagenum=2

monitor: enhanced the apache-check -> noe we also check if apache was able to send data and not only to establish a connection

The "old" monitoring-module and the "new" rescue-module needed some function twice. So i created a tool-object containing these functions

- replace double-quotes with single-quotes whenever appropriate
- fix indentation

- reword some output
- fix typos

Fixed: FS#1229 - ISPConfig3 creates the desired e-mail domain twice (on master server AND on the selected Slave) 

- Added alternative code for a is_group function which might perform better then the old implementation. It has to be tested yet and is commented out.

- added installation instructions for opensuse 11.2 with bind and dovecot
- fixed a bug in bind plugin.
- improved opensuse installer.

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Fixed general utf8 encoding problems when data is passed from frontend to server, this fixes also bug FS#1065 - Special characters in autoresponder subject may break the autoresponder