Collaboration: Just create collaboration file if user is host.
Collaboration: Create changes map.
Collaboration: Listen changes map for upcoming changes.
Collaboration: Handle change objects from realtime api.
Collaboration: Fixed setting initial watch map value.
Collaboration: Write change to change map allow it to propage to collaborators.
RealTimeManager: getFromModel doesn't bind event listeners anymore.

It is because everytime when you get a data from model it binds events over and over again.
RealTimeManager: Fix event binding for lists.