pfSense

Correct name as reported by phil-davis@github

Destroy the stf interface to avoid issues with ipv6 interface assignment. Also delete any previous address on track6 interfaces before assigning a new one.

Do not do any operation if its not necessary

Create link_interface_to_track6 to make code more readble and easily trackble. Also improve the generation of rules to avoid creating problems during filter reload and some optimizations with it

is_ipaddr_configured() now returns VIPS

Fix indent

Fix whitespaces and indent

Merge pull request #362 from bcyrill/patch-4

Adapt regex pattern for new stp interface naming

Do more strict checks. Also silence some more log_error under debug. Also do some sanity checks on rc.newwanipv6 before doing any operation

Update etc/inc/interfaces.inc

With the new support for multiple stf interfaces their names have changed. Adapt the regex pattern.