[docs] Add Travis badge

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1 changed files (+1/-0)

• README.md
  • @@ -2,6 +2,7 @@ # slack-message-parser
    [](https://www.npmjs.com/package/slack-message-parser) [](https://github.com/prettier/prettier) + [](https://travis-ci.com/pocka/slack-message-parser#) Parser library for [Slack message format](https://api.slack.com/docs/message-formatting).