* Replace IFactory with IServiceProvider
* Replace IRegister with IServiceCollection
* Fix Rte.cshtml so the view can service locate.
* Replace Composing Lifetime with MSDI ServiceLifetime
* Remove ServiceProvider AddMultipleUnique extension
* Remove Umbraco.Web.Composing.Current.Reset and any calls
* Remove LightInject from net framework projects
* Brought back a helper for setting MediaFileSystem underlying IFileSystem
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