REVOLUTION IN TECH: Sync Engine Transformed with Groundbreaking Reorganization!

Major upgrade enhances performance and streamlines operations by prioritizing submitMessage in a bold overhaul of the sync architecture.

Commit Details:

chore: re-organize sync engine to use submitMessage rather than mergeMessage (#878) * upgrade hub-web in examples and move gossip to hubble * use submitMessage for sync * simplify logging in sync engine * remove sync related methods from storage engine * cleanup imports and remove test methods * add changeset