Bugfixes..

- ModelsBuilder: Inject PublishedValueFallback into static Mixins
- ModelsBuilder: Throw exception if compiler can't compile the code
- CheckIfUserTicketDataIsStaleAttribute: Scope issue
- Ambiguous Actions: Couldn't determine the action when empty arrays was passed. Fixed by using more v8 like solution. (Still stupid the client not just have different endpoints)
- Fixed issue with reading the body from post requests. Often we where not allowed to seek in the stream.
- UmbracoHelper: Made available on UmbracoViewPage
- Client entity.resource.js: Don't ask server when getByIds has 0 ids.
- Client content.resource.js: Renamed endpoint GetEmptyBlueprint to avoid ambiguous action name

src/Umbraco.Web.Common/Extensions/UrlHelperExtensions.cs

@@ -1,16 +1,15 @@
 using System;
+using System.Globalization;
 using System.Linq;
 using System.Linq.Expressions;
 using Microsoft.AspNetCore.Mvc;
+using Microsoft.AspNetCore.Routing;
 using Umbraco.Core;
+using Umbraco.Core.Configuration;
+using Umbraco.Core.Hosting;
+using Umbraco.Core.WebAssets;
 using Umbraco.Web.Common.Controllers;
 using Umbraco.Web.WebApi;
-using Umbraco.Web.Common.Install;
-using Microsoft.AspNetCore.Routing;
-using Umbraco.Core.Hosting;
-using System.Globalization;
-using Umbraco.Core.Configuration;
-using Umbraco.Core.WebAssets;
 
 namespace Umbraco.Extensions
 {
@@ -18,7 +17,7 @@ namespace Umbraco.Extensions
     public static class UrlHelperExtensions
     {
 
-        
+
 
         /// <summary>
         /// Return the back office url if the back office is installed