Merge pull request #102 from forumbyr/master

fix bug: mysql collation change to bin ; handle checkstyle error.
Merge pull request #15 from cnnic/dev

Dev
fix ipv6
Merge pull request #103 from forumbyr/master

fix unit test problem.
Merge pull request #16 from cnnic/dev

Dev
fix ipv6 usignedLong to Long
jdk8 6
Merge remote-tracking branch 'remoteGit/dev' into dev
Merge pull request #104 from wade1012/dev

Dev
Merge pull request #9 from cnnic/dev

Dev