- Added some cleanup code

- Added autoinstall for centos, opensuse and gentoo
- Added ini style config autoinstall option
- Autoinstall sample configuration files are now in docs folder
- Removed old autoupdate file

Fixed: FS#3440 - after each install/reconfigure: warning: database /var/lib/mailman/data/virtual-mailman.db is older

- Added function to detect the apache version to installer.
- Added support for apache 2.4 to vhots templates for ispconfig vhost and apps vhost in installer.

Fixed: FS#3032 - dovecot: master: Warning: /var/www/clients/client20/web36/log is no longer mounted. If this is inten

- Add missing configuration inclusion (vhost files) to apache config