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* Deprecated `handler` callbacks in `openfl.utils.Assets.load*` methods
* Improved the leading of embedded SWF fonts on native
* Improved `addChild` to throw an error when adding a `null` child
* Improved loaded asset libraries to register using `loaderURL` as the name
* Improved the behavior of `ExternalInterface` when errors are thrown
* Improved the behavior of mitered lines in vector shapes
* Improved support for the `rcp` command in AGAL
* Fixed the canvas shape renderer to use even/odd winding like Cairo
* Fixed support for `SimpleButton` rendering in regression cases
* Fixed cases where `Loader.content`/`LoaderInfo.content` were not set
* Fixed an incorrect input buffer position in `openfl.net.Socket`
* Fixed `Socket` to report as not connected immediately on `close()`
* Fixed `opaqueBackground` rendering for `Tilemap`
* Fixed dispatching of `HTTPStatusEvent` from `openfl.net.URLLoader`
* Fixed a case where `Capabilities.screenDPI` could have a `null` error