PublishedContent - remove useles code in model factory
Standalone - fix so it works again
Fixes DataTypeDefinitionRepository to properly delete a data type including it's pre-values
Merge remote-tracking branch 'origin/6.2.0' into 7.0.0

Conflicts:
	src/Umbraco.Web/Standalone/StandaloneBootManager.cs
	src/Umbraco.Web/UmbracoContext.cs
Fixes merge issues