- correct file and class names for some HH extensions
- three class names were correct but didn't match containing file
- three class and file names matched but didn't start with HtmlHelper
- clean up trailing whitespace and long lines in changed Extensions.cs files
- `HtmlHelperPartialAsyncExtensions`, `HtmlHelperRenderPartialAsyncExtensions`
and `HtmlHelperValidationExtensions` lacked some `[NotNull]` attributes
- merge extension files by concept
- Display / DisplayFor / DisplayForModel methods all into `HtmlHelperDisplayExtensions`
- Partial / RenderPartial methods all into `HtmlHelperPartialExtensions`
- use `IHtmlHelper<TModel>` everywhere
- Remove runtime interface declarations and use
Microsoft.Net.Runtime.Interfaces package
- Made tests compile for net45 and made default
intellisense view net45 for unit tests since Moq
doesn't work
- add "test" command
- use latest (forked) XUnit packages
update package references
[PropertyData] -> [MemberData]
Xunit.Extensions -> Xunit or Xunit.SDK
Moq now available for .NET 4.5 only
- delete a couple of unit tests checking for ArgumentNullException
- provide TestCommon classes in Razor and Razor.Host test projects
- make ReplaceCulture internal because it's a shared source