5.0.0-alpha.2

Features:

• ESTProximityZone that allows filtering JSON attachments by key, value pairs. Instances of this class also enable registering callbacks for monitoring events.
• Sending Estimote Monitoring analytics events that will be presented in Estimote Cloud's dashboard in upcoming release.

Improvements:

• Optimized resources allocation when starting observation of multiple zones (calling -[ESTProximityObserver startObservingZones:]).