Update nuget and moq.
Filter out <param> tags when retrieving documentation for a method.
Extract helper method for getting IDocumentationProviderEx from ServicesContainer. Extract virtual method.
Introduce method to format property names from context instead of reaching into PropNameProvider.
Generate form inputs for each property on parameter objects including documentation.
EntitySerializer sets itemprop attribute if not set by handler. Simplify delegates to return exactly one XElement.