Notify Multiple Staff when a Note, Message, Calendar Event

Tag another user in a note upon saving, which would give the tagged user a notification or message about that note.

- Tag a case/send a message from a case which auto-populates the case information in the message (this was a feature in a previous version) -- Message from Case

- Create Notifications for when we receive a new message in Neos? -

Message Notificaton by staff using Sound or Message color change for New Message