Table View is missing ForEachAndListen

[DR9885]

Table View is missing ForEachAndListen. I'd like to be able to subscribe to table view changes.

[CoenraadS]

@nodece I saw you have been active in the TableView area, I wanted to ask if this issue is on your radar?

I also wondered how it would work with TombStone messages. (related #292)

I would expect ForEachAndListen to be annotated with nullable attribute, and TombStones to be received so the client can handle incoming delete events.

[DR9885]

I'm not sure, just would like it to be more consistent with this doc:
https://pulsar.apache.org/docs/next/client-libraries-tableviews/#register-listeners

this way I can just subscribe permanently or not wither either "ForEach" and "ForEachAndListen". Right now the current contract only allows for one other the other.