GitLab

Refactor peer manager to handle abstract processes, then use the base class for the peer message
manager and the peer response manager

Create a loader that wraps the underlying store loader and sends to network

Create a response manager for a single peer to handle assembling and managing responses for a given
peer

add a response builder that collects components of a response and then assembles a completed
response message

Create a link tracker that helps dedup block sends and also track if blocks are missing from
requests

Create a prioritized task queue for tracking blocks of tasks between peers