| ⇢ | A | UpdateDevice added | |
| ⇢ | A | DeviceCreated added | |
| ⇢ | A | DeviceDeleted added | |
| ⇢ | A | DeviceUpdated added | 
| ⇢ | C | UpdateDevice::handle() added | |
| ⇢ | A | DeviceDeleted::broadcastOn() added | |
| ⇢ | A | DeviceUpdated::__construct() added | |
| ⇢ | A | DeviceUpdated::broadcastOn() added | |
| ⇢ | A | DeviceCreated::__construct() added | |
| ⇢ | A | DeviceCreated::broadcastOn() added | |
| ⇢ | A | DeviceDeleted::__construct() added | |
| B | ↗ | A | AvailabilityMap::get() improved |