update qna
update usage
update qna
fix sometimes maybe network crash
pptp pass through
Update firewall

IP list has been updated.
source from:http://www.lifetyper.com/2014/06/anti-dns-poison-without-vpn.html
PDF:https://github.com/lifetyper/FreeRouter_V2
Merge pull request #1 from cqhtyi/patch-1

update dns filter rule
add playstation network