pfSense

Fix some missing '/'es in config paths

Replace several direct config accesses in filter.inc

Major overhauls done in: * filter_generate_gateways(0 * filter_get_vpns_list() * filter_generate_optcfg_arry() * filter_generate_reflection_proxy() * filter_nat_rules_automatic_tonathosts() * filter_nat_rules_generate()

Fix unused and undefined variable warnings in util.inc

Fix unexpected type string for exec output

Fix undefined and unused variable warnings in interfaces.inc

Notes: * interfaces_tunnel_configure() * loop continue on address type "track6" never hit, defined variable is
'$ipaddrv6' but was referred to as '$ipaddr6' * interface_bring_down() * '$old_router' was populated with the contents of a file but never used...

Replace direct config array accesses in interfaces.inc

Replace some direct config array accesses in wizard.php

Correct deprecated implode() syntax

Fix warnings in guiconfig.inc, unexpanded string in get_config_path call

Replace config array accesses in guiconfig.inc