Merge branch 'hotfix/resolve-hosts'

Merge branch 'release/0.8.3'

Merge branch 'hotfix/changelog'

Merge release/0.8.1

Merge with release/0.8.0

Merge pull request Kong#1019 from Mashape/chore/serf

Improving the performance of Serf

chore(rockspec) bump to 0.6.1

Removing print message

release: 0.5.4

[hotfix/galileo] path fix