update messageAttributes check in messages methods
update messageAttributes check in messages methods

amazingBastard/meteor-hackathon-2015,uTool-io/meteor-hackathon-2015,uTool-io/meteor-hackathon-2015,amazingBastard/meteor-hackathon-2015,uTool-io/meteor-hackathon-2015,amazingBastard/meteor-hackathon-2015