Mods to pfblockerng.php, .inc, _sync, _v4 and _v6 files.

pfblockerng.inc -

- Remove redundant ['action'] argument in if() statements.
- If no interfaces are selected, defined empty variable and Array.
- Separate "Skip & Hold" List download functionality into its own
['state'] process. This allows more fine grain control of each
individual list in an Alias.
- Remove argument for empty Interfaces in the Rules Re-order process.

pfblockerng_sync.xml -

- Fix broken link in sync file.

pfblockerng_v4lists.xml  and _v6 -

- Separate "Skip & Hold" List download functionality into its own
['state'] process. This allows more fine grain control of each
individual list in an Alias.
- Minor Text improvements.