Migrate from ipfw to pf
use unique name for anchor and update uninstall
Merge branch 'ipfw-to-pf' of github.com:koenpunt/pow

Conflicts:
	lib/templates/installer/cx.pow.firewall.plist.js
	src/templates/installer/cx.pow.firewall.plist.eco
Set PF to pass for Pow http port
Use IP address on check_status()
Use local tarball