.travis.yml added.
Merge pull request #1 from sozo-monkey/topic/travis

.travis.yml added.
Update travis setup heroku.
Merge pull request #2 from sozo-monkey/topic/travis

Update travis setup heroku.
fix travis-ci-hook indent.
Merge pull request #3 from sozo-monkey/topic/travis

fix travis-ci-hook indent.
Update .travis.yml // => / and fix travis-ci-hooks.
Merge pull request #4 from sozo-monkey/topic/travis

Update .travis.yml // => / and fix travis-ci-hooks.
Merge branch 'master' of https://github.com/sozo-monkey/slackbot into topic/ignore