diff --git a/Settings.StyleCop b/Settings.StyleCop
index c04ef7cc93..e4c19d4399 100644
--- a/Settings.StyleCop
+++ b/Settings.StyleCop
@@ -409,10 +409,10 @@
       </Rules>
       <AnalyzerSettings />
     </Analyzer>
-    <Analyzer AnalyzerId="Microsoft.Web.StyleCop.Rules">
+    <Analyzer AnalyzerId="StyleCop.KRules.FileHeaderRule">
       <Rules />
       <AnalyzerSettings>
-        <StringProperty Name="FileHeaderText"> Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. See License.txt in the project root for license information.</StringProperty>
+        <StringProperty Name="FileHeaderText"> Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.</StringProperty>
       </AnalyzerSettings>
     </Analyzer>
   </Analyzers>
diff --git a/build.cmd b/build.cmd
index 903d532df3..3aaf957583 100644
--- a/build.cmd
+++ b/build.cmd
@@ -18,6 +18,8 @@ copy %CACHED_NUGET% .nuget\nuget.exe > nul
 IF EXIST packages\KoreBuild goto run
 .nuget\NuGet.exe install KoreBuild -ExcludeVersion -o packages -nocache -pre
 .nuget\NuGet.exe install Sake -version 0.2 -o packages -ExcludeVersion
+
+IF "%SKIP_KRE_INSTALL%"=="1" goto run
 CALL packages\KoreBuild\build\kvm upgrade -svr50 -x86
 CALL packages\KoreBuild\build\kvm install default -svrc50 -x86
 
diff --git a/samples/MvcSample.Web/Components/TagCloud.cs b/samples/MvcSample.Web/Components/TagCloud.cs
index c6a214a5a9..5d9803addc 100644
--- a/samples/MvcSample.Web/Components/TagCloud.cs
+++ b/samples/MvcSample.Web/Components/TagCloud.cs
@@ -17,9 +17,19 @@ namespace MvcSample.Web.Components
                 .OrderBy(s => Guid.NewGuid().ToString())
                 .ToArray();
 
-        public async Task<IViewComponentResult> InvokeAsync(int count)
+        public async Task<IViewComponentResult> InvokeAsync(int count, string returnAs)
         {
             var tags = await GetTagsAsync(count);
+
+            if (returnAs.Equals("Content", StringComparison.OrdinalIgnoreCase))
+            {
+                return Content(string.Join(", ", tags));
+            }
+            if (returnAs.Equals("Json", StringComparison.OrdinalIgnoreCase))
+            {
+                return Json(tags);
+            }
+
             return View(tags);
         }
 
diff --git a/samples/MvcSample.Web/Views/Home/ValidationSummary.cshtml b/samples/MvcSample.Web/Views/Home/ValidationSummary.cshtml
index 9188ca196c..d1b888f97f 100644
--- a/samples/MvcSample.Web/Views/Home/ValidationSummary.cshtml
+++ b/samples/MvcSample.Web/Views/Home/ValidationSummary.cshtml
@@ -15,9 +15,9 @@
 <section class="validationSummary">
     @Html.ValidationSummary()
     @Html.ValidationSummary(excludePropertyErrors: true)
-    @Html.ValidationSummary(message: "Hello from validation message summary 1.")
+    @Html.ValidationSummary(message: "Hello from validation message summary 1.", tag: "h2")
     @Html.ValidationSummary(excludePropertyErrors: true, message: "Hello from validation message summary 2")
     @Html.ValidationSummary(message: "Hello from validation message summary 3", htmlAttributes: new { style = "color: red" })
     @Html.ValidationSummary(excludePropertyErrors: true, message: "Hello from validation message summary 4", htmlAttributes: new { style = "color: green" })
-    @Html.ValidationSummary(message: "Hello from validation message summary 5", htmlAttributes: new Dictionary<string, object> { { "style", "color: blue" } })
+    @Html.ValidationSummary(message: "Hello from validation message summary 5", htmlAttributes: new Dictionary<string, object> { { "style", "color: blue" } }, tag: "h1")
 </section>
\ No newline at end of file
diff --git a/samples/MvcSample.Web/Views/Shared/MyView.cshtml b/samples/MvcSample.Web/Views/Shared/MyView.cshtml
index d3662dbdf8..18ae092b23 100644
--- a/samples/MvcSample.Web/Views/Shared/MyView.cshtml
+++ b/samples/MvcSample.Web/Views/Shared/MyView.cshtml
@@ -146,7 +146,12 @@
         </table>
     </div>
     <div style="float: left; border: 5px solid red; margin: 5px;">
-        @await Component.InvokeAsync("Tags", 15)
+        <p>Tags from View():</p>
+        @await Component.InvokeAsync("Tags", 5, "View")
+        <p>Tags from Content():</p>
+        <p>@await Component.InvokeAsync("Tags", 5, "Content")</p>
+        <p>Tags from Json():</p>
+        <p>@await Component.InvokeAsync("Tags", 5, "Json")</p>
         <p style="padding: 0px 10px;">'@ViewBag.Title' should match page heading (still)</p>
     </div>
     <div style="float: left; border: thick solid lightskyblue; margin: 5px; padding: 7px;">
diff --git a/src/Microsoft.AspNet.Mvc.Core/ActionResults/RedirectResult.cs b/src/Microsoft.AspNet.Mvc.Core/ActionResults/RedirectResult.cs
index 60c692d3ec..a9c9d86b1d 100644
--- a/src/Microsoft.AspNet.Mvc.Core/ActionResults/RedirectResult.cs
+++ b/src/Microsoft.AspNet.Mvc.Core/ActionResults/RedirectResult.cs
@@ -3,6 +3,7 @@
 
 using System;
 using Microsoft.AspNet.Mvc.Core;
+using Microsoft.Framework.DependencyInjection;
 
 namespace Microsoft.AspNet.Mvc
 {
@@ -30,10 +31,18 @@ namespace Microsoft.AspNet.Mvc
 
         public override void ExecuteResult([NotNull] ActionContext context)
         {
-            // It is redirected directly to the input URL.
-            // We would use the context to construct the full URL,
-            // only when relative URLs are supported. (Issue - WEBFX-202)
-            context.HttpContext.Response.Redirect(Url, Permanent);
+            var destinationUrl = Url;
+            var urlHelper = context.HttpContext
+                                   .RequestServices
+                                   .GetService<IUrlHelper>();
+
+            // IsLocalUrl is called to handle  Urls starting with '~/'.
+            if (urlHelper.IsLocalUrl(destinationUrl))
+            {
+                destinationUrl = urlHelper.Content(Url);
+            }
+
+            context.HttpContext.Response.Redirect(destinationUrl, Permanent);
         }
     }
 }
\ No newline at end of file
diff --git a/src/Microsoft.AspNet.Mvc.Core/Rendering/Html/HtmlHelper.cs b/src/Microsoft.AspNet.Mvc.Core/Rendering/Html/HtmlHelper.cs
index 232ced77a4..9746106e1d 100644
--- a/src/Microsoft.AspNet.Mvc.Core/Rendering/Html/HtmlHelper.cs
+++ b/src/Microsoft.AspNet.Mvc.Core/Rendering/Html/HtmlHelper.cs
@@ -443,13 +443,16 @@ namespace Microsoft.AspNet.Mvc.Rendering
         }
         
         /// <inheritdoc />
-        public HtmlString ValidationMessage(string expression, string message, object htmlAttributes)
+        public HtmlString ValidationMessage(string expression, string message, object htmlAttributes, string tag)
         {
-            return GenerateValidationMessage(expression, message, htmlAttributes);
+            return GenerateValidationMessage(expression, message, htmlAttributes, tag);
         }
 
         /// <inheritdoc />
-        public virtual HtmlString ValidationSummary(bool excludePropertyErrors, string message, IDictionary<string, object> htmlAttributes)
+        public virtual HtmlString ValidationSummary(bool excludePropertyErrors,
+            string message,
+            IDictionary<string, object> htmlAttributes,
+            string tag)
         {
             var formContext = ViewContext.ClientValidationEnabled ? ViewContext.FormContext : null;
 
@@ -464,16 +467,20 @@ namespace Microsoft.AspNet.Mvc.Rendering
                 }
             }
 
-            string messageSpan;
+            string wrappedMessage;
             if (!string.IsNullOrEmpty(message))
             {
-                var spanTag = new TagBuilder("span");
-                spanTag.SetInnerText(message);
-                messageSpan = spanTag.ToString(TagRenderMode.Normal) + Environment.NewLine;
+                if (string.IsNullOrEmpty(tag))
+                {
+                    tag = ViewContext.ValidationSummaryMessageElement;
+                }
+                var messageTag = new TagBuilder(tag);
+                messageTag.SetInnerText(message);
+                wrappedMessage = messageTag.ToString(TagRenderMode.Normal) + Environment.NewLine;
             }
             else
             {
-                messageSpan = null;
+                wrappedMessage = null;
             }
 
             var htmlSummary = new StringBuilder();
@@ -516,7 +523,7 @@ namespace Microsoft.AspNet.Mvc.Rendering
                 divBuilder.AddCssClass(HtmlHelper.ValidationSummaryCssClassName);
             }
 
-            divBuilder.InnerHtml = messageSpan + unorderedList.ToString(TagRenderMode.Normal);
+            divBuilder.InnerHtml = wrappedMessage + unorderedList.ToString(TagRenderMode.Normal);
 
             if (formContext != null)
             {
@@ -1261,8 +1268,10 @@ namespace Microsoft.AspNet.Mvc.Rendering
             return tagBuilder.ToHtmlString(TagRenderMode.SelfClosing);
         }
 
-        protected virtual HtmlString GenerateValidationMessage(string expression, string message,
-            object htmlAttributes)
+        protected virtual HtmlString GenerateValidationMessage(string expression,
+            string message,
+            object htmlAttributes,
+            string tag)
         {
             var modelName = ViewData.TemplateInfo.GetFullHtmlFieldName(expression);
             if (string.IsNullOrEmpty(modelName))
@@ -1294,7 +1303,11 @@ namespace Microsoft.AspNet.Mvc.Rendering
 
             // Even if there are no model errors, we generate the span and add the validation message
             // if formContext is not null.
-            var builder = new TagBuilder("span");
+            if (string.IsNullOrEmpty(tag))
+            {
+                tag = ViewContext.ValidationMessageElement;
+            }
+            var builder = new TagBuilder(tag);
             builder.MergeAttributes(AnonymousObjectToHtmlAttributes(htmlAttributes));
 
             // Only the style of the span is changed according to the errors if message is null or empty.
diff --git a/src/Microsoft.AspNet.Mvc.Core/Rendering/Html/HtmlHelperOfT.cs b/src/Microsoft.AspNet.Mvc.Core/Rendering/Html/HtmlHelperOfT.cs
index 16d88f75eb..0008e5ce29 100644
--- a/src/Microsoft.AspNet.Mvc.Core/Rendering/Html/HtmlHelperOfT.cs
+++ b/src/Microsoft.AspNet.Mvc.Core/Rendering/Html/HtmlHelperOfT.cs
@@ -229,9 +229,14 @@ namespace Microsoft.AspNet.Mvc.Rendering
 
         /// <inheritdoc />
         public HtmlString ValidationMessageFor<TProperty>([NotNull] Expression<Func<TModel, TProperty>> expression,
-                                                            string message, object htmlAttributes)
+            string message,
+            object htmlAttributes,
+            string tag)
         {
-            return GenerateValidationMessage(ExpressionHelper.GetExpressionText(expression), message, htmlAttributes);
+            return GenerateValidationMessage(ExpressionHelper.GetExpressionText(expression),
+                message,
+                htmlAttributes,
+                tag);
         }
 
         /// <inheritdoc />
diff --git a/src/Microsoft.AspNet.Mvc.Core/Rendering/HtmlHelperValidationExtensions.cs b/src/Microsoft.AspNet.Mvc.Core/Rendering/HtmlHelperValidationExtensions.cs
index edbcba84ae..0f751bfbc1 100644
--- a/src/Microsoft.AspNet.Mvc.Core/Rendering/HtmlHelperValidationExtensions.cs
+++ b/src/Microsoft.AspNet.Mvc.Core/Rendering/HtmlHelperValidationExtensions.cs
@@ -12,95 +12,202 @@ namespace Microsoft.AspNet.Mvc.Rendering
         public static HtmlString ValidationMessage([NotNull] this IHtmlHelper htmlHelper,
             string expression)
         {
-            return htmlHelper.ValidationMessage(expression, message: null, htmlAttributes: null);
+            return htmlHelper.ValidationMessage(expression, message: null, htmlAttributes: null, tag: null);
         }
 
         public static HtmlString ValidationMessage([NotNull] this IHtmlHelper htmlHelper,
-            string expression, string message)
+            string expression,
+            string message)
         {
-            return htmlHelper.ValidationMessage(expression, message, htmlAttributes: null);
+            return htmlHelper.ValidationMessage(expression, message, htmlAttributes: null, tag: null);
         }
 
         public static HtmlString ValidationMessage([NotNull] this IHtmlHelper htmlHelper,
-            string expression, object htmlAttributes)
+            string expression,
+            object htmlAttributes)
         {
-            return htmlHelper.ValidationMessage(expression, message: null, htmlAttributes: htmlAttributes);
+            return htmlHelper.ValidationMessage(expression, message: null, htmlAttributes: htmlAttributes, tag: null);
         }
 
         public static HtmlString ValidationMessage([NotNull] this IHtmlHelper htmlHelper,
-            string expression, string message, object htmlAttributes)
+            string expression,
+            string message,
+            string tag)
         {
-            return htmlHelper.ValidationMessage(expression, message, htmlAttributes);
+            return htmlHelper.ValidationMessage(expression, message, htmlAttributes: null, tag: tag);
+        }
+
+        public static HtmlString ValidationMessage([NotNull] this IHtmlHelper htmlHelper,
+            string expression,
+            string message,
+            object htmlAttributes)
+        {
+            return htmlHelper.ValidationMessage(expression, message, htmlAttributes, tag: null);
+        }
+
+        public static HtmlString ValidationMessage([NotNull] this IHtmlHelper htmlHelper,
+            string expression,
+            string message,
+            object htmlAttributes,
+            string tag)
+        {
+            return htmlHelper.ValidationMessage(expression, message, htmlAttributes, tag);
         }
 
         public static HtmlString ValidationMessageFor<TModel, TProperty>([NotNull] this IHtmlHelper<TModel> htmlHelper,
             [NotNull] Expression<Func<TModel, TProperty>> expression)
         {
-            return htmlHelper.ValidationMessageFor(expression, message: null, htmlAttributes: null);
+            return htmlHelper.ValidationMessageFor(expression, message: null, htmlAttributes: null, tag: null);
         }
 
         public static HtmlString ValidationMessageFor<TModel, TProperty>([NotNull] this IHtmlHelper<TModel> htmlHelper,
-            [NotNull] Expression<Func<TModel, TProperty>> expression, string message)
+            [NotNull] Expression<Func<TModel, TProperty>> expression,
+            string message)
         {
-            return htmlHelper.ValidationMessageFor(expression, message, htmlAttributes: null);
+            return htmlHelper.ValidationMessageFor(expression, message, htmlAttributes: null, tag: null);
         }
 
         public static HtmlString ValidationMessageFor<TModel, TProperty>([NotNull] this IHtmlHelper<TModel> htmlHelper,
-            [NotNull] Expression<Func<TModel, TProperty>> expression, string message, object htmlAttributes)
+            [NotNull] Expression<Func<TModel, TProperty>> expression,
+            string message,
+            object htmlAttributes)
         {
-            return htmlHelper.ValidationMessageFor(expression, message, htmlAttributes);
+            return htmlHelper.ValidationMessageFor(expression, message, htmlAttributes, tag: null);
+        }
+
+        public static HtmlString ValidationMessageFor<TModel, TProperty>([NotNull] this IHtmlHelper<TModel> htmlHelper,
+            [NotNull] Expression<Func<TModel, TProperty>> expression,
+            string message,
+            string tag)
+        {
+            return htmlHelper.ValidationMessageFor(expression, message, htmlAttributes: null, tag: tag);
+        }
+
+        public static HtmlString ValidationMessageFor<TModel, TProperty>([NotNull] this IHtmlHelper<TModel> htmlHelper,
+            [NotNull] Expression<Func<TModel, TProperty>> expression,
+            string message,
+            object htmlAttributes,
+            string tag)
+        {
+            return htmlHelper.ValidationMessageFor(expression, message, htmlAttributes, tag);
         }
 
         public static HtmlString ValidationSummary([NotNull] this IHtmlHelper htmlHelper)
         {
-            return ValidationSummary(htmlHelper, excludePropertyErrors: false);
+            return htmlHelper.ValidationSummary(excludePropertyErrors: false,
+                message: null,
+                htmlAttributes: null,
+                tag: null);
         }
 
         public static HtmlString ValidationSummary([NotNull] this IHtmlHelper htmlHelper, bool excludePropertyErrors)
         {
-            return ValidationSummary(htmlHelper, excludePropertyErrors, message: null);
+            return htmlHelper.ValidationSummary(excludePropertyErrors,
+                message: null,
+                htmlAttributes: null,
+                tag: null);
         }
 
         public static HtmlString ValidationSummary([NotNull] this IHtmlHelper htmlHelper, string message)
         {
-            return ValidationSummary(htmlHelper, excludePropertyErrors: false, message: message,
-                htmlAttributes: (object)null);
+            return htmlHelper.ValidationSummary(excludePropertyErrors: false,
+                message: message,
+                htmlAttributes: null,
+                tag: null);
         }
 
-        public static HtmlString ValidationSummary(
-            [NotNull] this IHtmlHelper htmlHelper,
+        public static HtmlString ValidationSummary([NotNull] this IHtmlHelper htmlHelper, string message, string tag)
+        {
+            return htmlHelper.ValidationSummary(excludePropertyErrors: false,
+                message: message,
+                htmlAttributes: null,
+                tag: tag);
+        }
+
+        public static HtmlString ValidationSummary([NotNull] this IHtmlHelper htmlHelper,
             bool excludePropertyErrors,
             string message)
         {
-            return ValidationSummary(htmlHelper, excludePropertyErrors, message, htmlAttributes: (object)null);
+            return htmlHelper.ValidationSummary(excludePropertyErrors,
+                message,
+                htmlAttributes: null,
+                tag: null);
         }
 
-        public static HtmlString ValidationSummary(
-            [NotNull] this IHtmlHelper htmlHelper,
+        public static HtmlString ValidationSummary([NotNull] this IHtmlHelper htmlHelper,
             string message,
             object htmlAttributes)
         {
-            return ValidationSummary(htmlHelper, excludePropertyErrors: false, message: message,
-                htmlAttributes: HtmlHelper.AnonymousObjectToHtmlAttributes(htmlAttributes));
+            return htmlHelper.ValidationSummary(excludePropertyErrors: false,
+                message: message,
+                htmlAttributes: HtmlHelper.AnonymousObjectToHtmlAttributes(htmlAttributes),
+                tag: null);
         }
 
-        public static HtmlString ValidationSummary(
-            [NotNull] this IHtmlHelper htmlHelper,
+        public static HtmlString ValidationSummary([NotNull] this IHtmlHelper htmlHelper,
+            string message,
+            object htmlAttributes,
+            string tag)
+        {
+            return htmlHelper.ValidationSummary(excludePropertyErrors: false,
+                message: message,
+                htmlAttributes: HtmlHelper.AnonymousObjectToHtmlAttributes(htmlAttributes),
+                tag: tag);
+        }
+
+        public static HtmlString ValidationSummary([NotNull] this IHtmlHelper htmlHelper,
+            bool excludePropertyErrors,
+            string message,
+            string tag)
+        {
+            return htmlHelper.ValidationSummary(excludePropertyErrors,
+                message,
+                htmlAttributes: null,
+                tag: tag);
+        }
+
+        public static HtmlString ValidationSummary([NotNull] this IHtmlHelper htmlHelper,
             bool excludePropertyErrors,
             string message,
             object htmlAttributes)
         {
-            return htmlHelper.ValidationSummary(excludePropertyErrors, message,
-                HtmlHelper.AnonymousObjectToHtmlAttributes(htmlAttributes));
+            return htmlHelper.ValidationSummary(excludePropertyErrors,
+                message,
+                HtmlHelper.AnonymousObjectToHtmlAttributes(htmlAttributes),
+                tag: null);
         }
 
-        public static HtmlString ValidationSummary(
-            [NotNull] this IHtmlHelper htmlHelper,
+        public static HtmlString ValidationSummary([NotNull] this IHtmlHelper htmlHelper,
+            bool excludePropertyErrors,
+            string message,
+            object htmlAttributes,
+            string tag)
+        {
+            return htmlHelper.ValidationSummary(excludePropertyErrors,
+                message,
+                HtmlHelper.AnonymousObjectToHtmlAttributes(htmlAttributes),
+                tag);
+        }
+
+        public static HtmlString ValidationSummary([NotNull] this IHtmlHelper htmlHelper,
             string message,
             IDictionary<string, object> htmlAttributes)
         {
-            return htmlHelper.ValidationSummary(excludePropertyErrors: false, message: message,
-                htmlAttributes: htmlAttributes);
+            return htmlHelper.ValidationSummary(excludePropertyErrors: false,
+                message: message,
+                htmlAttributes: htmlAttributes,
+                tag: null);
+        }
+
+        public static HtmlString ValidationSummary([NotNull] this IHtmlHelper htmlHelper,
+            string message,
+            IDictionary<string, object> htmlAttributes,
+            string tag)
+        {
+            return htmlHelper.ValidationSummary(excludePropertyErrors: false,
+                message: message,
+                htmlAttributes: htmlAttributes,
+                tag: tag);
         }
     }
 }
diff --git a/src/Microsoft.AspNet.Mvc.Core/Rendering/IHtmlHelper.cs b/src/Microsoft.AspNet.Mvc.Core/Rendering/IHtmlHelper.cs
index 3c81a06c39..dd7ef26d2a 100644
--- a/src/Microsoft.AspNet.Mvc.Core/Rendering/IHtmlHelper.cs
+++ b/src/Microsoft.AspNet.Mvc.Core/Rendering/IHtmlHelper.cs
@@ -447,8 +447,10 @@ namespace Microsoft.AspNet.Mvc.Rendering
         /// <param name="htmlAttributes"> An object that contains the HTML attributes to set for the element. 
         /// Alternatively, an <see cref="IDictionary{string, object}"/> instance containing the HTML attributes.
         /// </param>
+        /// <param name="tag">The tag to wrap the <paramref name="message"/> in the generated HTML.
+        /// Its default value is <see cref="ViewContext.ValidationMessageElement" />.</param>
         /// <returns>An <see cref="HtmlString"/> that contains the validation message</returns>
-        HtmlString ValidationMessage(string modelName, string message, object htmlAttributes);
+        HtmlString ValidationMessage(string modelName, string message, object htmlAttributes, string tag);
 
         /// <summary>
         /// Returns an unordered list (ul element) of validation messages that are in the
@@ -458,12 +460,15 @@ namespace Microsoft.AspNet.Mvc.Rendering
         /// have the summary display all errors.</param>
         /// <param name="message">The message to display with the validation summary.</param>
         /// <param name="htmlAttributes">A dictionary that contains the HTML attributes for the element.</param>
+        /// <param name="tag">The tag to wrap the <paramref name="message"/> in the generated HTML.
+        /// Its default value is <see cref="ViewContext.ValidationMessageElement" />.</param>
         /// <returns>An <see cref="HtmlString"/> that contains an unordered list (ul element) of validation messages.
         /// </returns>
         HtmlString ValidationSummary(
             bool excludePropertyErrors,
             string message,
-            IDictionary<string, object> htmlAttributes);
+            IDictionary<string, object> htmlAttributes,
+            string tag);
 
         /// <summary>
         /// Returns the model value for the given expression <paramref name="name"/>.
diff --git a/src/Microsoft.AspNet.Mvc.Core/Rendering/IHtmlHelperOfT.cs b/src/Microsoft.AspNet.Mvc.Core/Rendering/IHtmlHelperOfT.cs
index 1f537dc549..7b934507cd 100644
--- a/src/Microsoft.AspNet.Mvc.Core/Rendering/IHtmlHelperOfT.cs
+++ b/src/Microsoft.AspNet.Mvc.Core/Rendering/IHtmlHelperOfT.cs
@@ -253,9 +253,13 @@ namespace Microsoft.AspNet.Mvc.Rendering
         /// <param name="htmlAttributes"> An object that contains the HTML attributes to set for the element.
         /// Alternatively, an /// <see cref="IDictionary{string, object}"/> instance containing the HTML attributes.
         /// </param>
+        /// <param name="tag">The tag to wrap the <paramref name="message"/> in the generated HTML.
+        /// Its default value is <see cref="ViewContext.ValidationMessageElement" />.</param>
         /// <returns>An <see cref="HtmlString"/> that contains the validation message</returns>
         HtmlString ValidationMessageFor<TProperty>([NotNull] Expression<Func<TModel, TProperty>> expression,
-            string message, object htmlAttributes);
+            string message,
+            object htmlAttributes,
+            string tag);
 
         /// <summary>
         /// Returns the model value for the given expression <paramref name="expression"/>.
diff --git a/src/Microsoft.AspNet.Mvc.Core/ViewComponents/DefaultViewComponentResultHelper.cs b/src/Microsoft.AspNet.Mvc.Core/ViewComponents/DefaultViewComponentResultHelper.cs
index 5ba316e75d..4fde664ca3 100644
--- a/src/Microsoft.AspNet.Mvc.Core/ViewComponents/DefaultViewComponentResultHelper.cs
+++ b/src/Microsoft.AspNet.Mvc.Core/ViewComponents/DefaultViewComponentResultHelper.cs
@@ -14,17 +14,17 @@ namespace Microsoft.AspNet.Mvc
             _viewEngine = viewEngine;
         }
 
-        public IViewComponentResult Content([NotNull] string content)
+        public virtual ContentViewComponentResult Content([NotNull] string content)
         {
             return new ContentViewComponentResult(content);
         }
 
-        public IViewComponentResult Json([NotNull] object value)
+        public virtual JsonViewComponentResult Json([NotNull] object value)
         {
             return new JsonViewComponentResult(value);
         }
 
-        public IViewComponentResult View([NotNull] string viewName, [NotNull] ViewDataDictionary viewData)
+        public virtual ViewViewComponentResult View([NotNull] string viewName, [NotNull] ViewDataDictionary viewData)
         {
             return new ViewViewComponentResult(_viewEngine, viewName, viewData);
         }
diff --git a/src/Microsoft.AspNet.Mvc.Core/ViewComponents/IViewComponentResultHelper.cs b/src/Microsoft.AspNet.Mvc.Core/ViewComponents/IViewComponentResultHelper.cs
index fc4569bc45..5be2e44f5e 100644
--- a/src/Microsoft.AspNet.Mvc.Core/ViewComponents/IViewComponentResultHelper.cs
+++ b/src/Microsoft.AspNet.Mvc.Core/ViewComponents/IViewComponentResultHelper.cs
@@ -7,10 +7,10 @@ namespace Microsoft.AspNet.Mvc
 {
     public interface IViewComponentResultHelper
     {
-        IViewComponentResult Content([NotNull] string content);
+        ContentViewComponentResult Content([NotNull] string content);
 
-        IViewComponentResult Json([NotNull] object value);
+        JsonViewComponentResult Json([NotNull] object value);
 
-        IViewComponentResult View([NotNull] string viewName, [NotNull] ViewDataDictionary viewData);
+        ViewViewComponentResult View([NotNull] string viewName, [NotNull] ViewDataDictionary viewData);
     }
 }
diff --git a/src/Microsoft.AspNet.Mvc.Core/ViewComponents/ViewComponent.cs b/src/Microsoft.AspNet.Mvc.Core/ViewComponents/ViewComponent.cs
index 734ab88e12..3504f51efd 100644
--- a/src/Microsoft.AspNet.Mvc.Core/ViewComponents/ViewComponent.cs
+++ b/src/Microsoft.AspNet.Mvc.Core/ViewComponents/ViewComponent.cs
@@ -35,27 +35,37 @@ namespace Microsoft.AspNet.Mvc
 
         public ViewDataDictionary ViewData { get; set; }
 
+        public ContentViewComponentResult Content(string content)
+        {
+            return Result.Content(content);
+        }
+
         public void Initialize(IViewComponentResultHelper result)
         {
             Result = result;
         }
 
-        public IViewComponentResult View()
+        public JsonViewComponentResult Json(object value)
+        {
+            return Result.Json(value);
+        }
+
+        public ViewViewComponentResult View()
         {
             return View<object>(null, null);
         }
 
-        public IViewComponentResult View(string viewName)
+        public ViewViewComponentResult View(string viewName)
         {
             return View<object>(viewName, null);
         }
 
-        public IViewComponentResult View<TModel>(TModel model)
+        public ViewViewComponentResult View<TModel>(TModel model)
         {
             return View(null, model);
         }
 
-        public IViewComponentResult View<TModel>(string viewName, TModel model)
+        public ViewViewComponentResult View<TModel>(string viewName, TModel model)
         {
             var viewData = new ViewDataDictionary<TModel>(ViewData);
             if (model != null)
diff --git a/src/Microsoft.AspNet.Mvc.Core/ViewContext.cs b/src/Microsoft.AspNet.Mvc.Core/ViewContext.cs
index 67484b980d..7f3c47ca9d 100644
--- a/src/Microsoft.AspNet.Mvc.Core/ViewContext.cs
+++ b/src/Microsoft.AspNet.Mvc.Core/ViewContext.cs
@@ -29,6 +29,8 @@ namespace Microsoft.AspNet.Mvc
             _formContext = _defaultFormContext;
             UnobtrusiveJavaScriptEnabled = true;
             ClientValidationEnabled = true;
+            ValidationSummaryMessageElement = "span";
+            ValidationMessageElement = "span";
         }
 
         public ViewContext(
@@ -41,6 +43,8 @@ namespace Microsoft.AspNet.Mvc
             _formContext = viewContext.FormContext;
             UnobtrusiveJavaScriptEnabled = viewContext.UnobtrusiveJavaScriptEnabled;
             ClientValidationEnabled = viewContext.ClientValidationEnabled;
+            ValidationSummaryMessageElement = viewContext.ValidationSummaryMessageElement;
+            ValidationMessageElement = viewContext.ValidationMessageElement;
 
             View = view;
             ViewData = viewData;
@@ -64,6 +68,18 @@ namespace Microsoft.AspNet.Mvc
 
         public bool ClientValidationEnabled { get; set; }
 
+        /// <summary>
+        /// Element name used to wrap a top-level message generated by
+        /// <see cref="HtmlHelperValidationExtensions.ValidationSummary(IHtmlHelper)"/> and other overloads.
+        /// </summary>
+        public string ValidationSummaryMessageElement { get; set; }
+
+        /// <summary>
+        /// Element name used to wrap a top-level message generated by
+        /// <see cref="HtmlHelperValidationExtensions.ValidationMessage(IHtmlHelper, string)"/> and other overloads.
+        /// </summary>
+        public string ValidationMessageElement { get; set; }
+
         public dynamic ViewBag
         {
             get
diff --git a/test/Microsoft.AspNet.Mvc.Core.Test/ActionResults/RedirectResultTest.cs b/test/Microsoft.AspNet.Mvc.Core.Test/ActionResults/RedirectResultTest.cs
new file mode 100644
index 0000000000..7a7f62b967
--- /dev/null
+++ b/test/Microsoft.AspNet.Mvc.Core.Test/ActionResults/RedirectResultTest.cs
@@ -0,0 +1,108 @@
+// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System;
+using System.Collections.Generic;
+using Microsoft.AspNet.Http;
+using Microsoft.AspNet.Routing;
+using Microsoft.Framework.DependencyInjection;
+using Microsoft.Framework.DependencyInjection.Fallback;
+using Moq;
+using Xunit;
+
+namespace Microsoft.AspNet.Mvc.Core.Test
+{
+    public class RedirectResultTest
+    {
+        [Theory]
+        [InlineData("", "/Home/About", "/Home/About")]
+        [InlineData("/myapproot", "/test", "/test")]
+        public void Execute_ReturnsContentPath_WhenItDoesNotStartWithTilde(string appRoot,
+                                                                           string contentPath,
+                                                                           string expectedPath)
+        {
+            // Arrange
+            var httpResponse = new Mock<HttpResponse>();
+            httpResponse.Setup(o => o.Redirect(expectedPath, false))
+                        .Verifiable();
+
+            var httpContext = GetHttpContext(appRoot, contentPath, expectedPath, httpResponse.Object);
+            var actionContext = GetActionContext(httpContext);
+            var result = new RedirectResult(contentPath);
+
+            // Act
+            result.ExecuteResult(actionContext);
+
+            // Assert
+            // Verifying if Redirect was called with the specific Url and parameter flag.
+            httpResponse.Verify();
+        }
+
+        [Theory]
+        [InlineData(null, "~/Home/About", "/Home/About")]
+        [InlineData("/", "~/Home/About", "/Home/About")]
+        [InlineData("/", "~/", "/")]
+        [InlineData("", "~/Home/About", "/Home/About")]
+        [InlineData("/myapproot", "~/", "/myapproot/")]
+        [InlineData("", "~/Home/About", "/Home/About")]
+        [InlineData("/myapproot", "~/", "/myapproot/")]
+        public void Execute_ReturnsAppRelativePath_WhenItStartsWithTilde(string appRoot,
+                                                                         string contentPath,
+                                                                         string expectedPath)
+        {
+            // Arrange
+            var httpResponse = new Mock<HttpResponse>();
+            httpResponse.Setup(o => o.Redirect(expectedPath, false))
+                        .Verifiable();
+
+            var httpContext = GetHttpContext(appRoot, contentPath, expectedPath, httpResponse.Object);
+            var actionContext = GetActionContext(httpContext);
+            var result = new RedirectResult(contentPath);
+
+            // Act
+            result.ExecuteResult(actionContext);
+
+            // Assert
+            // Verifying if Redirect was called with the specific Url and parameter flag.
+            httpResponse.Verify();
+        }
+
+        private static ActionContext GetActionContext(HttpContext httpContext)
+        {
+            return new ActionContext(httpContext,
+                                    Mock.Of<IRouter>(),
+                                    new Dictionary<string, object>(),
+                                    new ActionDescriptor());
+        }
+
+        private static IServiceProvider GetServiceProvider(IUrlHelper urlHelper)
+        {
+            var serviceCollection = new ServiceCollection();
+            serviceCollection.AddInstance<IUrlHelper>(urlHelper);
+            return serviceCollection.BuildServiceProvider();
+        }
+
+        private static HttpContext GetHttpContext(string appRoot, 
+                                                     string contentPath,
+                                                     string expectedPath,
+                                                     HttpResponse response)
+        {
+            var httpContext = new Mock<HttpContext>();
+            var actionContext = GetActionContext(httpContext.Object);
+            var mockContentAccessor = new Mock<IContextAccessor<ActionContext>>();
+            mockContentAccessor.SetupGet(o => o.Value).Returns(actionContext);
+            var mockActionSelector = new Mock<IActionSelector>();
+            var urlHelper = new UrlHelper(mockContentAccessor.Object, mockActionSelector.Object);
+            var serviceProvider = GetServiceProvider(urlHelper);
+
+            httpContext.Setup(o => o.Response)
+                       .Returns(response);
+            httpContext.SetupGet(o => o.RequestServices)
+                       .Returns(serviceProvider);
+            httpContext.Setup(o => o.Request.PathBase)
+                       .Returns(new PathString(appRoot));
+
+            return httpContext.Object;
+        }
+    }
+}
\ No newline at end of file
diff --git a/test/Microsoft.AspNet.Mvc.Core.Test/Microsoft.AspNet.Mvc.Core.Test.kproj b/test/Microsoft.AspNet.Mvc.Core.Test/Microsoft.AspNet.Mvc.Core.Test.kproj
index 54aa5c4496..f150153062 100644
--- a/test/Microsoft.AspNet.Mvc.Core.Test/Microsoft.AspNet.Mvc.Core.Test.kproj
+++ b/test/Microsoft.AspNet.Mvc.Core.Test/Microsoft.AspNet.Mvc.Core.Test.kproj
@@ -25,6 +25,7 @@
     <Compile Include="ActionExecutorTests.cs" />
     <Compile Include="ActionResults\RedirectToActionResultTest.cs" />
     <Compile Include="ActionResults\RedirectToRouteResultTest.cs" />
+    <Compile Include="ActionResults\RedirectResultTest.cs" />
     <Compile Include="ActionSelectionConventionTests.cs" />
     <Compile Include="AntiXsrf\AntiForgeryTokenSerializerTest.cs" />
     <Compile Include="AntiXsrf\ITokenProvider.cs" />
@@ -54,6 +55,7 @@
     <Compile Include="TypeHelperTest.cs" />
     <Compile Include="UrlHelperTest.cs" />
     <Compile Include="ViewResultTest.cs" />
+    <Compile Include="ViewComponentTests.cs" />
   </ItemGroup>
   <Import Project="$(VSToolsPath)\AspNet\Microsoft.Web.AspNet.targets" Condition="'$(VSToolsPath)' != ''" />
-</Project>
\ No newline at end of file
+</Project>
diff --git a/test/Microsoft.AspNet.Mvc.Core.Test/ViewComponentTests.cs b/test/Microsoft.AspNet.Mvc.Core.Test/ViewComponentTests.cs
new file mode 100644
index 0000000000..f18ee36211
--- /dev/null
+++ b/test/Microsoft.AspNet.Mvc.Core.Test/ViewComponentTests.cs
@@ -0,0 +1,196 @@
+// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System.Collections.Generic;
+using System.IO;
+using System.Reflection;
+using System.Threading.Tasks;
+using Microsoft.AspNet.Mvc.ModelBinding;
+using Microsoft.AspNet.Mvc.Rendering;
+using Moq;
+using Xunit;
+
+namespace Microsoft.AspNet.Mvc
+{
+    public class ViewComponentTests
+    {
+        [Fact]
+        public void ViewComponent_ViewBag_UsesViewData()
+        {
+            // Arrange
+            var viewComponent = new TestViewComponent()
+            {
+                ViewData = new ViewDataDictionary(metadataProvider: null),
+            };
+
+            // Act
+            viewComponent.ViewBag.A = "Alice";
+            viewComponent.ViewBag.B = "Bob";
+
+            // Assert
+            Assert.Equal(2, viewComponent.ViewData.Count);
+            Assert.Equal("Alice", viewComponent.ViewData["A"]);
+            Assert.Equal("Bob", viewComponent.ViewData["B"]);
+        }
+
+        [Fact]
+        public void ViewComponent_ViewData_StoresDataForViewBag()
+        {
+            // Arrange
+            var viewComponent = new TestViewComponent()
+            {
+                ViewData = new ViewDataDictionary(metadataProvider: null),
+            };
+
+            // Act
+            viewComponent.ViewData["A"] = "Alice";
+            viewComponent.ViewData["B"] = "Bob";
+
+            // Assert
+            Assert.Equal(2, viewComponent.ViewData.Count);
+            Assert.Equal("Alice", viewComponent.ViewBag.A);
+            Assert.Equal("Bob", viewComponent.ViewBag.B);
+        }
+
+        [Fact]
+        public void ViewComponent_Content_CallsResultContentWithTestContent()
+        {
+            // Arrange
+            var viewComponent = new TestViewComponent();
+            var resultHelperMock = new Mock<DefaultViewComponentResultHelper>(It.IsAny<IViewEngine>());
+            var resultMock = new Mock<ContentViewComponentResult>("TestContent");
+            resultHelperMock.Setup(r => r.Content(It.IsAny<string>()))
+                            .Returns(resultMock.Object);
+            viewComponent.Initialize(resultHelperMock.Object);
+
+            // Act
+            var actualResult = viewComponent.Content("TestContent");
+
+            // Assert
+            resultHelperMock.Verify(r => r.Content("TestContent"));
+            Assert.Same(resultMock.Object, actualResult);
+        }
+
+        [Fact]
+        public void ViewComponent_Json_CallsResultJsonWithTestValue()
+        {
+            // Arrange
+            var viewComponent = new TestViewComponent();
+            var resultHelperMock = new Mock<DefaultViewComponentResultHelper>(It.IsAny<IViewEngine>());
+            var resultMock = new Mock<JsonViewComponentResult>(It.IsAny<object>());
+            resultHelperMock.Setup(r => r.Json(It.IsAny<object>()))
+                            .Returns(resultMock.Object);
+            viewComponent.Initialize(resultHelperMock.Object);
+            var testValue = new object();
+
+            // Act
+            var actualResult = viewComponent.Json(testValue);
+
+            // Assert
+            resultHelperMock.Verify(r => r.Json(testValue));
+            Assert.Same(resultMock.Object, actualResult);
+        }
+
+        [Fact]
+        public void ViewComponent_View_WithEmptyParameter_CallsResultViewWithDefaultViewName()
+        {
+            // Arrange
+            var viewComponent = new TestViewComponent()
+            {
+                ViewData = new ViewDataDictionary(new EmptyModelMetadataProvider()),
+            };
+            var resultHelperMock = new Mock<DefaultViewComponentResultHelper>(It.IsAny<IViewEngine>());
+            var resultMock = new Mock<ViewViewComponentResult>(It.IsAny<IViewEngine>(),
+                                                               It.IsAny<string>(),
+                                                               It.IsAny<ViewDataDictionary>());
+            resultHelperMock.Setup(r => r.View(It.IsAny<string>(), It.IsAny<ViewDataDictionary>()))
+                            .Returns(resultMock.Object);
+            viewComponent.Initialize(resultHelperMock.Object);
+
+            // Act
+            var actualResult = viewComponent.View();
+
+            // Assert
+            resultHelperMock.Verify(r => r.View("Default", viewComponent.ViewData));
+            Assert.Same(resultMock.Object, actualResult);
+        }
+
+        [Fact]
+        public void ViewComponent_View_WithViewNameParameter_CallsResultViewWithCustomViewName()
+        {
+            // Arrange
+            var viewComponent = new TestViewComponent()
+            {
+                ViewData = new ViewDataDictionary(new EmptyModelMetadataProvider()),
+            };
+            var resultHelperMock = new Mock<DefaultViewComponentResultHelper>(It.IsAny<IViewEngine>());
+            var resultMock = new Mock<ViewViewComponentResult>(It.IsAny<IViewEngine>(),
+                                                               It.IsAny<string>(),
+                                                               It.IsAny<ViewDataDictionary>());
+            resultHelperMock.Setup(r => r.View(It.IsAny<string>(), It.IsAny<ViewDataDictionary>()))
+                            .Returns(resultMock.Object);
+            viewComponent.Initialize(resultHelperMock.Object);
+
+            // Act
+            var actualResult = viewComponent.View("CustomViewName");
+
+            // Assert
+            resultHelperMock.Verify(r => r.View("CustomViewName", viewComponent.ViewData));
+            Assert.Same(resultMock.Object, actualResult);
+        }
+
+        [Fact]
+        public void ViewComponent_View_WithModelParameter_CallsResultViewWithDefaultViewNameAndModel()
+        {
+            // Arrange
+            var viewComponent = new TestViewComponent()
+            {
+                ViewData = new ViewDataDictionary(new EmptyModelMetadataProvider()),
+            };
+            var resultHelperMock = new Mock<DefaultViewComponentResultHelper>(It.IsAny<IViewEngine>());
+            var resultMock = new Mock<ViewViewComponentResult>(It.IsAny<IViewEngine>(),
+                                                               It.IsAny<string>(),
+                                                               It.IsAny<ViewDataDictionary>());
+            resultHelperMock.Setup(r => r.View(It.IsAny<string>(), It.IsAny<ViewDataDictionary>()))
+                            .Returns(resultMock.Object);
+            viewComponent.Initialize(resultHelperMock.Object);
+            var model = new object();
+
+            // Act
+            var actualResult = viewComponent.View(model);
+
+            // Assert
+            resultHelperMock.Verify(r => r.View("Default", viewComponent.ViewData));
+            Assert.Same(resultMock.Object, actualResult);
+        }
+
+        [Fact]
+        public void ViewComponent_View_WithViewNameAndModelParameters_CallsResultViewWithCustomViewNameAndModel()
+        {
+            // Arrange
+            var viewComponent = new TestViewComponent()
+            {
+                ViewData = new ViewDataDictionary(new EmptyModelMetadataProvider()),
+            };
+            var resultHelperMock = new Mock<DefaultViewComponentResultHelper>(It.IsAny<IViewEngine>());
+            var resultMock = new Mock<ViewViewComponentResult>(It.IsAny<IViewEngine>(),
+                                                               It.IsAny<string>(),
+                                                               It.IsAny<ViewDataDictionary>());
+            resultHelperMock.Setup(r => r.View(It.IsAny<string>(), It.IsAny<ViewDataDictionary>()))
+                            .Returns(resultMock.Object);
+            viewComponent.Initialize(resultHelperMock.Object);
+            var model = new object();
+
+            // Act
+            var actualResult = viewComponent.View("CustomViewName", model);
+
+            // Assert
+            resultHelperMock.Verify(r => r.View("CustomViewName", viewComponent.ViewData));
+            Assert.Same(resultMock.Object, actualResult);
+        }
+
+        private class TestViewComponent : ViewComponent
+        {
+        }
+    }
+}