Revert "Update install/tpl/debian_postfix.conf.master, install/tpl/fedora_postfix.conf.master, install/tpl/gentoo_postfix.conf.master, install/tpl/opensuse_postfix.conf.master files"

This reverts commit f8ce7eea.

This reverts commit b4a217d5.

Update install/tpl/debian_postfix.conf.master, install/tpl/fedora_postfix.conf.master, install/tpl/gentoo_postfix.conf.master, install/tpl/opensuse_postfix.conf.master files

- added escaping to hostname

Moved upd_dev_collection.sql content to upd_0090.sql file in preparation of ISPConfig 3.2beta2 release.

- fixed several issues
- fixed variable typos
- coding styles

Update installer_base.lib.php to add missing -d $hostname for both apache and nginx lines for creating LE SSL certs.

Update installer_base.lib.php to fix the missed svr_ip that should have been modified to include both ipv4 and ipv6 in the previous quick fix before 911 !911 proposal was merged.

This caused failure to create LE SSL certs as reported in issue 5731 #5731.

This commit is aimed to fixed the said issue.

Hj Ahmad Rasyid Hj Ismail authored Sep 08, 2020 and Till Brehm committed Sep 08, 2020

Update installer_base.lib.php to get LE SSL certs for the server via certbot or acme.sh before openssl self-signed method upon new installation or existing update; and extend it to other available services (postfix, pure-ftpd-mysql), with additional dhparam pem file, if none exists.