Don't use slack rooms, or modern Node.js versions
Don't use slack rooms, or modern Node.js versions

I forgot Zombie.js had some changes for io.js
that weren't exactly backwards compatible.

Slack notifications didn't work.

divayprakash/zen-audio-player.github.io,divayprakash/zen-audio-player.github.io,monicacheung/zen-audio-player.github.io,Ab1d/zen-audio-player.github.io,zen-audio-player/zen-audio-player.github.io,Ab1d/zen-audio-player.github.io,monicacheung/zen-audio-player.github.io,zen-audio-player/zen-audio-player.github.io