Revolutionary Update Unleashes Dynamic Reactions in Real-Time Collaboration Software!

Enhanced features and seamless syncing elevate user interaction as developers squash bugs and refine core functions in major overhaul!

Commit Details:

feature: reactions (#27) * feature: reaction set crdt * fix: integer comparison error in root hash compare * feature: reaction syncing between nodes * feature: add reactions into the simulator * refactor: renames, interface cleanups, comments * fix: use lexicographically higher hash to break ties, more refactoring * refactor: *MessageBody to *Body * refactor: minor cleanups from self-review * refactor: reorganize set folder structure * refactor: add tests for engine.mergeReaction