[CHANGE] check family on addr first;
[CHANGE] rubocop compliance;
Merge pull request #98 from Bigpoint/fix-ipv6

[CHANGE] check family on addr first;
Merge remote-tracking branch 'remotes/origin/next'

* remotes/origin/next:
  [CHANGE] rubocop compliance;
  [CHANGE] check family on addr first;
increase version number to 0.1.111