Re-adds cancelling text annotation on right click. To achieve this,
some mechanisms that were previously used to handle live synced annotations
were rescued. So this partially reverts 40b18b0.
Seperate the function 'contextMenuHandler' of drawing listeners into the service for reusability
Call the 'UndoAnnotation' method from Whiteboard-toolbar's service to use inside Whiteboard-overlay's draw listeners,
rather than initializing the same method inside Whiteboard-overlay's service to use
Make drawing annotations using the mouse right button inactive
WIP | Use streams to cursor and optimistic updates
WIP | Use streamss to whiteboard and optimistic updates
WIP | Remove fake delay
Add two way batching (server/client client/server)
Fix null userId exception and remove logs
wip
Add two way batching (server/client client/server) for cursor
Remove message frequency from draw-listeners component since we handle on message publication
Handle clear and undo messages
