Local repo todo

[streamich]

• Automatically flush and sync on model changes.
  • Auto-flush and auto-sync
• Session method tests
  • .sync()
  • .del()
• Local repo method tests
• Event system tests
• Cleanup tests
• Concurrency scenarios tests
• Session tests for editing and synchronization between two remote peers
• Fix todos
• Tests with JSON Patch interface
• Background synchronization
  • Re-syncs after lost connection
  • Re-syncs when user opens browser
  • Syncs all items marked dirty
• History tracking mode
  • Ability to swtich into history tracking
  • Ability to disable history tracking
  • Check history is tracked in all cases
• Encryption
• Compression
• Ability to delete the whole store (on user logout)
• Make sure events change$ are not emitted more than necessary
  • Specifically, that remote subscription does not result in too many events
• Make RpcPersistentClient lean.
• Test for local operations applied using .applyPatch() method.
• Server subscription is sometimes lost, make sure it is reset.
• Encrypt baseKey path