Merge pull request #42 from inada-s/update-upnp-lib

update libs and zproxy to support many routers

fix id problem

Merge pull request #13 from inada-s/fix-room-time

fix initial broken lobby entry count

Merge pull request #9 from inada-s/fix-loopback-ping

Ignore self ping message

Merge pull request #8 from inada-s/support-gorelease

[zproxy] replace equinox with go-github-selfupdate