Many of the events are not used at all or used only on one place. For the rest of them the listeners were added 2 times on promoted visitors and not cleaned at all.
Remove legacy signaling and legacy SS mode. (#12499)
* fix(connection-status): remove unused participant connectionStatus.
Always use trackStreamingStatus now that legacy endpoint based signaling has been removed.
* remove the check for source-name signaling.
Default to source-name signaling always.
* Remove the check for multi-stream mode.
Make that the default mode and remove the support for legacy SS mode.
* Remove presenter mode.
* update latest@lib-jitsi-meet