Release notes for 640

Adds a visual editor for AudioEqualizer.

Fixes crashes for casts to any.

Exposes the TestService.IsPhysicsEnvironmentThrottled and TestService.Is30FpsThrottledEnabled properties in Studio.

Deprecates GuiService.AddSelectionGroup/Parent. Use Class.GuiBase2D.SelectionGroup instead.

Adds EditableImage:ReadPixelsBuffer and EditableImage:WritePixelsBuffer methods.

Adds a suffix to the output models from Avatar Setup to help distinguish them from the input.

Makes mouse cursors more consistent across Studio.

Adds a check to the Asset Importer to prevent empty asset names.

Fixes an internal error when calling BindToRenderStep from ModuleScript that was required by a LocalScript inside of an Actor.

Fixes an edge case where CollectionService:GetInstanceRemovedSignal() would fire twice for the second tag if you create an event that removes a second tag when a first tag is removed, and destroy an Instance with both tags.

Fixes a bug that caused the inertia data to be wrong when using the PartOperation::SubstituteGeometry() API.

Luau's type system no longer signals an error when attempting to index on unions of tables.

Mouse wheel events now fire for ScrollingFrame objects.

Adds UserInputService.InputBegan event for keys pressed on Mac when there's no IME handling, making the behavior consistent with Windows.

Random.new(nil) now works the same as Random.new(), rather than throwing an error.

This fix preserves the Script Editor Scroll location when the in-editor Find is used, then closed.

Fixes an issue where the Touch Indicator with UIDragDetector objects on mobile was positioned incorrectly.

Fixes an issue where dragging with a UIDragDetector out of a SurfaceGui bounds didn't remove the touch indicator and prevent further dragging.

Removes rotation from new avatars created by Avatar Setup.

Moves Studio token refresh off the main thread.

Edit accessory now lets you edit the cage mesh by selecting studio tools.