* Add initial metal support for iOS
* Make iOS backend compilable with TVOS and MacCatalyst
* Enable nullable and fix almost all warnings in iOS project
* Implement keyboard and remote (+touch) input on iOS and tvOS
* Disable Metal for now
* Fix warning
* Add tvOS target for Avalonia.iOS
* Include tvos workloads
* Don't use WebKit on tvOS samples
* Extend StandardRuntimePlatform with more apple platforms
* Handle mouse and stylus for iOS backend as well
* And IntermediatePoints
* Fix compatibility warnings
* Respect t.MaximumPossibleForce
* Make ControlCatalog.IOS work with both iOS and tvOS
* Exclude compiled files using csproj instead of #if directives
* Make Metal rendering actually usable
* No need for buffer.WaitUntilCompleted on iOS here
* Merge core libraries.
Everything below `Avalonia.Controls` into `Avalonia.Base`.
* Move new files to correct place.
* Removed unused dirs/projects,
* Removed outdated references from theme assemblies.
* Merge unit tests to match new assembly layout.
* Fixup test namespaces.
* Make directory match namespace.
* Move files to match namespace.
* Move files to match namespace.
* Fix up incorrect namespace.
`Avalonia.Visuals.Media.Imaging` -> `Avalonia.Media.Imaging`.
* Fix resource URL.
* Removed outdated dependencies.
* Added missing project reference.
* Update test namespaces.
* Fix merge error.
* Fix merge errors.
* Fix bad merge in WindowsInteropTest.csproj.
* Fix up merge errors in csprojs.
* Remove merged tests from nuke.
* Fix up namespace.
* Fix compile error.
* Fix failing tests.
Now that more unit tests are present in Avalonia.Base.UnitTests, general `AvaloniaObject` properties are getting registered. Ignore those.
Co-authored-by: Jumar Macato <16554748+jmacato@users.noreply.github.com>