Devuan: update all install scripts from debian (#390)

* devuan: pull fail2ban updates from debian installer

* devuan: merge updates to postgresql.sh from debian

* devuan: pull updated resources/backup scripts from debian

* devuan: merge and update php installer scripts

* devuan: merged changes to reset_admin_password.sh from debian

* devuan: fix release name typo for chimaera

* devuan: merge iptables changes from debian

* devuan: merge nginx changes from debian

* devuan: merge letsencrypt.sh from debian

* devuan: merge main install scripts and config from debian

* devuan: simplify sngrep install, its in all maintained releases

* devuan: merge main install script updates from debian

* devuan: finish.sh: use /usr/sbin/service for restart

* devuan: postgresql.sh: fix syntax error

* devuan: update and unify sysvinit setup

there is no sysvinit package available from freeswitch,
usethe same init and defaults file for package and source install

* devuan: add equvalent debian releasesto environment.sh

* devuan: merge changes to switch* from debian

* devuan: switch: use os_codenam_debian to add repos

* devuan: olny stop ufw if it was installed

* devuan: update config.sh defaults

* devuan: remove systemd-specifics from switch package installation

* devuan: install postgres before freeswitch

* devuan: removed libyuv-dev installation, embedded in freeswitch

* devuan: fix failing move of freeswitch music

* devuan: removed another libyuv-dev installation, embedded in freeswitch

* devuan: revert freeswitch script dir setting in /etc/default

* devuan: Enable mod_av for the install. (#389)

* devuan: merge improved nginx ssl settings (#388)

devuan/resources/fail2ban/fusionpbx-mac.conf

@@ -0,0 +1,20 @@
+# Fail2Ban configuration file
+#
+
+[Definition]
+
+# Option:  failregex
+# Notes.:  regex to match the password failures messages in the logfile. The
+#          host must be matched by a group named "host". The tag "<HOST>" can
+#          be used for standard IP/hostname matching and is only an alias for
+#          (?:::f{4,6}:)?(?P<host>[\w\-.^_]+)
+# Values:  TEXT
+#
+#Oct  9 02:56:16 m1 fusionpbx-provision[28628]: [10.0.0.1] invalid mac address 000000000000
+failregex = \[<HOST>\] invalid mac address 
+
+# Option:  ignoreregex
+# Notes.:  regex to ignore. If this regex matches, the line is ignored.
+# Values:  TEXT
+#
+ignoreregex =