Merge pull request #7 from felixonmars/3.0

dnsproxy: fix a typo in DNSServer
Update proxy.py
add forcehttps
bugfix for dnsproxy under ipv6
refine crlf rule
Update proxy.py
disable smart fakehttps
refine crlf
add autoproxy2pac_lite function
refine proxy.pac with autoproxy2pac_lite
bugfix for relay.php
bugfix for autoproxy2pac_lite
refine autoproxy2pac_lite
refine proxy.pac
refine autoproxy
refine crlf counter
bugfix for relay.php
bugfix for crlf
bugfix for relay.php
refine ablock2pac