Repeatable...create new dashboard and add all lights. Open new dashboard and it has every device

Related to the issues w/devices being added w/out choosing them that @toy4rick noticed, I was able to re-create that issue as well.

Created a simple dashbord w/only one device.
2020-08-21 08_09_47-Garage Door

Opened that dashboard and it had the selected Garage Door, as well as HSM and Mode tiles:

So another issue to look into in the future.