Modern APNs push communication format implementation with priority support (http://tinyurl.com/TheBinaryInterfaceAndNotif)
Save Device Token in message/error queue data structure (under DEVICE_TOKEN key) to make possible error processing in `one message to many recipients` mode.
Merge pull request #1 from feedbee/token-in-error

Save Device Token in message/error queue data structure
Change composer.json data to handle feedbee's fork
Merge pull request #6 from feedbee/master

Modern APNs push communication format implementation with priority support