add the message

added actions hashes to controllers (+3 squashed commits)
Squashed commits:
[6349042] add mute\unmute methods
[c98d48a] add mute\unmute methods
[0983253] rebase from master closes #1

add mute\unmute methods
Merge branch 'channel-mute-squashed' of https://github.com/bradoyler/ember-beats into channel-mute-squashed