pfSense

Use unlink_if_exists or @unlink to avoid PHP errors when file doesn't exist

Conflicts:
usr/local/www/firewall_aliases_edit.php

Merge pull request #901 from Klaws--/patch-2

Added previously missing DSCP VA (requires kernel patch patch submitted ...

Add escapeshellarg() calls on exec parameters. While I'm here, replace some exec() calls by php functions like symlink, copy, unlink, mkdir

Conflicts:
usr/local/www/diag_logs_vpn.php
usr/local/www/firewall_aliases_edit.php
usr/local/www/guiconfig.inc

Add escapeshellarg() calls on exec parameters. While I'm here, replace some exec() calls by php functions like symlink, copy, unlink, mkdir

Conflicts:
etc/inc/filter_log.inc
etc/inc/interfaces.inc
etc/inc/pfsense-utils.inc
etc/inc/pkg-utils.inc

Fix an obvious typo on var name

Use php function to get hostname instead of exec()

Add path for sysctl, also use -n param instead of awk

Simplify logic

Use php function to get hostname instead of exec()

Add {} between variables inside quotes