Test metrics

Test metrics needed to

• Show that icons change on operation
• If connection to runtime is blocked, DS changes state
• Devices can be added and removed on device list
• Active device can be switched on the device list
• No stale windows are left open when menu closes

Functionality to test

• add Android device - see it in the dropdown
• start project on android device
• rename the device, does it still work
• remove the device and add it again, still works?