Merged revisions 1832-1836 from stable (added dovecot support for debian squeeze and added a new distid and class for debian6 specific modifications.

Added a new module called "domain". With this module you can manage all domains (web + mail). Per default this module is not active. To activate it, you have to change the System Interface Config -> domains -> use the domain module. You also have to activate the domain-module for the admin (and for every client if you want). Important: you can not use this module if you have reseller!

- Better default settings for the "Normal" spamfilter policy.

- Added Installation instructions for Fedora 12
- Added Dovecot support for fedora 12

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

Added a option to debug the language files (show strings that are not contained in the lang file surrounded by #....#)
Fixed: FS#1063 - Missing language variables in shell user options 

Added a global default for the .htaccess allow_override setting.

See thread: http://www.howtoforge.com/forums/showthread.php?p=216643

Added Support for Sieve mail filtering language on dovecot servers.

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Updated apacheChanged apache_ispconfig.conf.master template to allow access to phpmyadmin and squirrelmail in redhat based distributions.

Changed apache_ispconfig.conf.master template to allow access to phpmyadmin and squirrelmail in debian.

Fixed a problem with broken tolower function in maildrop when compiled with some specific gcc settings by forcing lowercase addresses in master.cf and adding a workaround in case that tolower returns a empty result.

Updated version number to 3.0.1.4 and changed sort order to domain name in the mailbox, alias and forward forms.