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/fusionpbx.sh

@@ -6,16 +6,15 @@ cd "$(dirname "$0")"
 #includes
 . ./config.sh
 . ./colors.sh
-. ./environment.sh
 
 #send a message
 verbose "Installing FusionPBX"
 
 #install dependencies
-apt-get install -qq -y git dbus haveged ssl-cert
-apt-get install -qq -y ghostscript libtiff5-dev libtiff-tools at
+apt-get install -y vim git dbus haveged ssl-cert qrencode
+apt-get install -y ghostscript libtiff5-dev libtiff-tools at
 
-#set the version
+#get the branch
 if [ .$system_branch = .'master' ]; then
 	verbose "Using master"
 	branch=""
@@ -27,6 +26,10 @@ else
 	branch="-b $system_version"
 fi
 
+#add the cache directory
+mkdir -p /var/cache/fusionpbx
+chown -R www-data:www-data /var/cache/fusionpbx
+
 #get the source code
 git clone $branch https://github.com/fusionpbx/fusionpbx.git /var/www/fusionpbx
 chown -R www-data:www-data /var/www/fusionpbx