Module delta 

Delta push / ack / reject / collection-purged messages.

Structs

CollectionPurgedMsg

Collection purged notification (server → client, 0x14).

DeltaAckMsg

Delta acknowledgment (server → client, 0x11).

DeltaPushMsg

Delta push message (client → server, 0x10).

DeltaRejectMsg

Delta rejection (server → client, 0x12).