https://hub.docker.com/r/mattermost/platform/

https://www.moongift.jp/2015/07/mattermost-go%E8%A3%BD%E3%81%AEslack%E4%BB%A3%E6%9B%BF%E3%82%B5%E3%83%BC%E3%83%90/
http://qiita.com/terukizm/items/4a4016d8ec5a21856e4f

※ 後でまとめる!