added blurb about heartbeat subscriptions
added blurb about heartbeat subscriptions

FlyingOE/TorQ,AquaQAnalytics/TorQ,FlyingOE/TorQ,skeevey/TorQ,FlyingOE/TorQ,AquaQAnalytics/TorQ,AquaQAnalytics/TorQ,skeevey/TorQ,skeevey/TorQ