Merge pull request #10 from finestructure/fix-11.6-build-regression

Fix 11.6 build regression

Merge pull request #8 from finestructure/xcode12-b4

Fix Xcode12b4 compile errors

Merge pull request #7 from pteasima/master

Fix layout of NightAndDay by replacing ZStack with .background

Merge pull request #5 from ConfusedVorlon/feature_use_device_id

Use model number to create some preview devices

Add previewDevice(_ value: Device) overload

Fixes #1

- ContentSizeCategories iterator

- Devices iterator