- tell akka-apps to eject user for client that violates whitelist
 - when validate token fails, disconnect client.

Add a message whitelist

Force currentPodPresenter value

Fix parsing meeting id for segments in publish step

Show guests waiting to late joining moderator

Recording segment process

 - save and copy main public chat messages

Modify presentation, chat, and cursor record events to match 2.1 specs

Allow moderator to add self to presenter group

Fix chat issues

Make guest-wait url relative to avoid issues with http/https 

Tested - seems to work fine. Merging

The timestamps no longer line up after applying one edit, so these
have to be all done at the same time in one step.

Fix chat issues

Guest Management - handle individual guests approv vs deny (client side improvements)