Hubot + Mattermost Sample for Vagrant (VirtualBox + CentOS 7.2.x)
vagrant up
$ vi ~/.bash_profile
---
export MATTERMOST_TOKEN={YOUR_OUTGOING_WEBHOOKS_TOKEN}
export MATTERMOST_INCOME_URL={YOUR_INCOMING_WEBHOOKS_URL}
---
$ source ~/.bash_profileb # DONT forget!!
$ cd matter-bot
$ bin/hubot -a mattermost