Release Notes for 473

AnimationClipEditor plugin does not deactivate if the user clicks on the Explorer

Introduced mechanism to defer code invocation to specific engine steps

The default mode of StreamingPauseMode currently means no streaming pause. With this change the default becomes equivalent to ClientPhysicsPause. If a developer doesn't want streaming pause to be active they must explicitly select Disabled.

Added a player list for phones.

When disabling a UIGradient, if there are other enabled UIGradients parented, apply one of the enabled UIGradients.

Luau will now be able to refine Instance types via Instance.IsA when used in conditions.

Code loaded through debug.loadmodule no longer suffers fenv-related performance penalty

Improved the error messages for using a generic type as a generic variadic and vice versa.

Fixed a bug in the Toolbox where searching by creator was returning unusual results.

Fixed a Luau bug which caused spurious unknown global errors.