* language(typescript) first ts component, added ts configurations, actionTypes.js are now ts files

The lobby feature adds the possibility to lock a meeting and only allow people in after virtually knocking and going through formal approval

Adds a fatal error state on which will depend whether or not the reload
screen is to be displayed. It is to happen when a relevant fatal error
action is not claimed by any feature for error recovery (the recoverable
flag is not set).