diff --git a/README.md b/README.md
index bdc3f706..b4245025 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 Logging
 =======
 
-Contains common logging abstractions for ASP.NET vNext. Refer to the [wiki](https://github.com/aspnet/Logging/wiki) for more information
+Contains common logging abstractions for ASP.NET 5. Refer to the [wiki](https://github.com/aspnet/Logging/wiki) for more information
 
-This project is part of ASP.NET vNext. You can find samples, documentation and getting started instructions for ASP.NET vNext at the [Home](https://github.com/aspnet/home) repo.
+This project is part of ASP.NET 5. You can find samples, documentation and getting started instructions for ASP.NET 5 at the [Home](https://github.com/aspnet/home) repo.
diff --git a/build.cmd b/build.cmd
index 86ca5bbb..220a1ff5 100644
--- a/build.cmd
+++ b/build.cmd
@@ -19,10 +19,10 @@ 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 -runtime CLR -x86
-CALL packages\KoreBuild\build\kvm install default -runtime CoreCLR -x86
+IF "%SKIP_DOTNET_INSTALL%"=="1" goto run
+CALL packages\KoreBuild\build\dotnetsdk upgrade -runtime CLR -x86
+CALL packages\KoreBuild\build\dotnetsdk install default -runtime CoreCLR -x86
 
 :run
-CALL packages\KoreBuild\build\kvm use default -runtime CLR -x86
+CALL packages\KoreBuild\build\dotnetsdk use default -runtime CLR -x86
 packages\Sake\tools\Sake.exe -I packages\KoreBuild\build -f makefile.shade %*
diff --git a/build.sh b/build.sh
index c7873ef5..350d7e38 100755
--- a/build.sh
+++ b/build.sh
@@ -28,11 +28,11 @@ if test ! -d packages/KoreBuild; then
 fi
 
 if ! type k > /dev/null 2>&1; then
-    source packages/KoreBuild/build/kvm.sh
+    source packages/KoreBuild/build/dotnetsdk.sh
 fi
 
 if ! type k > /dev/null 2>&1; then
-    kvm upgrade
+    dotnetsdk upgrade
 fi
 
 mono packages/Sake/tools/Sake.exe -I packages/KoreBuild/build -f makefile.shade "$@"
diff --git a/src/Microsoft.Framework.Logging.Console/ConsoleLogger.cs b/src/Microsoft.Framework.Logging.Console/ConsoleLogger.cs
index 3b175ef6..09761cad 100644
--- a/src/Microsoft.Framework.Logging.Console/ConsoleLogger.cs
+++ b/src/Microsoft.Framework.Logging.Console/ConsoleLogger.cs
@@ -52,14 +52,7 @@ public void Write(LogLevel logLevel, int eventId, object state, Exception except
             }
             else
             {
-                if (state != null)
-                {
-                    message += state;
-                }
-                if (exception != null)
-                {
-                    message += Environment.NewLine + exception;
-                }
+                message = LogFormatter.Formatter(state, exception);
             }
             if (string.IsNullOrEmpty(message))
             {
diff --git a/src/Microsoft.Framework.Logging.Interfaces/ILogger.cs b/src/Microsoft.Framework.Logging.Interfaces/ILogger.cs
index 2681d20d..bca053a0 100644
--- a/src/Microsoft.Framework.Logging.Interfaces/ILogger.cs
+++ b/src/Microsoft.Framework.Logging.Interfaces/ILogger.cs
@@ -14,7 +14,7 @@ namespace Microsoft.Framework.Logging
     public interface ILogger
     {
         /// <summary>
-        /// Aggregates most logging patterns to a single method.  This must be compatible with the Func representation in the OWIN environment.
+        /// Aggregates most logging patterns to a single method.
         /// </summary>
         /// <param name="logLevel"></param>
         /// <param name="eventId"></param>
diff --git a/src/Microsoft.Framework.Logging.NLog/NLogLoggerProvider.cs b/src/Microsoft.Framework.Logging.NLog/NLogLoggerProvider.cs
index 7844ee6c..83c4d413 100644
--- a/src/Microsoft.Framework.Logging.NLog/NLogLoggerProvider.cs
+++ b/src/Microsoft.Framework.Logging.NLog/NLogLoggerProvider.cs
@@ -44,14 +44,7 @@ public void Write(
                 }
                 else
                 {
-                    if (state != null)
-                    {
-                        message += state;
-                    }
-                    if (exception != null)
-                    {
-                        message += Environment.NewLine + exception;
-                    }
+                    LogFormatter.Formatter(state, exception);
                 }
                 if (!string.IsNullOrEmpty(message))
                 {
diff --git a/src/Microsoft.Framework.Logging.NLog/project.json b/src/Microsoft.Framework.Logging.NLog/project.json
index 0342ac08..507247fd 100644
--- a/src/Microsoft.Framework.Logging.NLog/project.json
+++ b/src/Microsoft.Framework.Logging.NLog/project.json
@@ -1,18 +1,11 @@
 {
     "version": "1.0.0-*",
     "dependencies": {
+        "Microsoft.Framework.Logging": "1.0.0-*",
         "NLog": "3.1.0"
     },
     "frameworks": {
-        "net45": { 
-            "dependencies": {
-                "Microsoft.Framework.Logging.Interfaces": "1.0.0-*"
-            }
-        },
-        "aspnet50": {
-            "dependencies": {
-                "Microsoft.Framework.Logging.Interfaces": { "version": "1.0.0-*", "type": "build" }
-            }
-        }
+        "net45": { },
+        "aspnet50": { }
     }
 }
\ No newline at end of file
diff --git a/src/Microsoft.Framework.Logging.Serilog/SerilogLogger.cs b/src/Microsoft.Framework.Logging.Serilog/SerilogLogger.cs
index 2c6be8df..1d1eadb6 100644
--- a/src/Microsoft.Framework.Logging.Serilog/SerilogLogger.cs
+++ b/src/Microsoft.Framework.Logging.Serilog/SerilogLogger.cs
@@ -53,14 +53,7 @@ public void Write(LogLevel logLevel, int eventId, object state, Exception except
             }
             else
             {
-                if (state != null)
-                {
-                    message += state;
-                }
-                if (exception != null)
-                {
-                    message += Environment.NewLine + exception;
-                }
+                message = LogFormatter.Formatter(state, exception);
             }
             if (string.IsNullOrEmpty(message))
             {
diff --git a/src/Microsoft.Framework.Logging/DiagnosticsLoggerProvider.cs b/src/Microsoft.Framework.Logging/DiagnosticsLoggerProvider.cs
index ea281fc3..8b55c069 100644
--- a/src/Microsoft.Framework.Logging/DiagnosticsLoggerProvider.cs
+++ b/src/Microsoft.Framework.Logging/DiagnosticsLoggerProvider.cs
@@ -23,7 +23,7 @@ public class DiagnosticsLoggerProvider : ILoggerProvider
         /// Initializes a new instance of the <see cref="DiagnosticsLoggerProvider"/> class. 
         /// </summary>
         /// <summary>
-        /// Creates a factory named "Microsoft.Owin".
+        /// Creates a factory named "Microsoft.AspNet".
         /// </summary>
         public DiagnosticsLoggerProvider()
         {
diff --git a/src/Microsoft.Framework.Logging/LogFormatter.cs b/src/Microsoft.Framework.Logging/LogFormatter.cs
new file mode 100644
index 00000000..7485fe98
--- /dev/null
+++ b/src/Microsoft.Framework.Logging/LogFormatter.cs
@@ -0,0 +1,107 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using JetBrains.Annotations;
+
+namespace Microsoft.Framework.Logging
+{
+    /// <summary>
+    /// Formatters for common logging scenarios.
+    /// </summary>
+    public static class LogFormatter
+    {
+        private const string space = "  ";
+
+        /// <summary>
+        /// Formats a message from the given state and exception, in the form 
+        /// "state
+        /// exception".
+        /// If state is an <see cref="ILoggerStructure"/>, <see cref="LogFormatter.FormatStructure(ILoggerStructure)"/> 
+        /// is used to format the message, otherwise the state's ToString() is used.
+        /// </summary>
+        public static string Formatter(object state, Exception e)
+        {
+            var result = string.Empty;
+            if (state != null)
+            {
+                var structure = state as ILoggerStructure;
+                if (structure != null)
+                {
+                    result += FormatStructure(structure);
+                }
+                else
+                {
+                    result += state;
+                }
+            }
+            if (e != null)
+            {
+                result += Environment.NewLine + e;
+            }
+
+            return result;
+        }
+
+        /// <summary>
+        /// Formats an <see cref="ILoggerStructure"/>.
+        /// </summary>
+        /// <param name="structure">The <see cref="ILoggerStructure"/> to format.</param>
+        /// <returns>A string representation of the given <see cref="ILoggerStructure"/>.</returns>
+        public static string FormatStructure([NotNull] ILoggerStructure structure)
+        {
+            var builder = new StringBuilder();
+            FormatStructure(structure, builder);
+            return builder.ToString();
+        }
+
+        /// <summary>
+        /// Formats an <see cref="ILoggerStructure"/>.
+        /// </summary>
+        /// <param name="structure">The <see cref="ILoggerStructure"/> to format.</param>
+        /// <param name="builder">The <see cref="StringBuilder"/> to append to.</param>
+        private static void FormatStructure([NotNull] ILoggerStructure structure, [NotNull] StringBuilder builder)
+        {
+            var values = structure.GetValues();
+            if (values == null)
+            {
+                return;
+            }
+            
+            foreach (var kvp in values)
+            {
+                IEnumerable<ILoggerStructure> structureEnumerable;
+                ILoggerStructure loggerStructure;
+                builder.Append(kvp.Key);
+                builder.Append(": ");
+                if ((structureEnumerable = kvp.Value as IEnumerable<ILoggerStructure>) != null)
+                {
+                    var valArray = structureEnumerable.ToArray();
+                    for (int j = 0; j < valArray.Length - 1; j++)
+                    {
+                        FormatStructure(valArray[j], builder);
+                        builder.Append(", ");
+                    }
+                    if (valArray.Length > 0)
+                    {
+                        FormatStructure(valArray[valArray.Length - 1], builder);
+                    }
+                }
+                else if ((loggerStructure = kvp.Value as ILoggerStructure) != null)
+                {
+                    FormatStructure(loggerStructure, builder);
+                }
+                else
+                {
+                    builder.Append(kvp.Value);
+                }
+                builder.Append(space);
+            }
+            // get rid of the extra whitespace
+            if (builder.Length > 0)
+            {
+                builder.Length -= space.Length;
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/Microsoft.Framework.Logging/LoggerExtensions.cs b/src/Microsoft.Framework.Logging/LoggerExtensions.cs
index b116897a..fad61b32 100644
--- a/src/Microsoft.Framework.Logging/LoggerExtensions.cs
+++ b/src/Microsoft.Framework.Logging/LoggerExtensions.cs
@@ -48,7 +48,7 @@ public static void WriteVerbose([NotNull] this ILogger logger, int eventId, stri
         /// <param name="logger">The <see cref="ILogger"/> to write to.</param>
         /// <param name="format">Format string of the log message.</param>
         /// <param name="args">An object array that contains zero or more objects to format.</param>
-        public static void WriteVerbose([NotNull] this ILogger logger, string format, params string[] args)
+        public static void WriteVerbose([NotNull] this ILogger logger, string format, params object[] args)
         {
             logger.Write(LogLevel.Verbose, 0,
                 string.Format(CultureInfo.InvariantCulture, format, args), null, TheMessage);
@@ -61,7 +61,7 @@ public static void WriteVerbose([NotNull] this ILogger logger, string format, pa
         /// <param name="eventId">The event id associated with the log.</param>
         /// <param name="format">Format string of the log message.</param>
         /// <param name="args">An object array that contains zero or more objects to format.</param>
-        public static void WriteVerbose([NotNull] this ILogger logger, int eventId, string format, params string[] args)
+        public static void WriteVerbose([NotNull] this ILogger logger, int eventId, string format, params object[] args)
         {
             logger.Write(LogLevel.Verbose, eventId,
                 string.Format(CultureInfo.InvariantCulture, format, args), null, TheMessage);
@@ -126,7 +126,7 @@ public static void WriteInformation([NotNull] this ILogger logger, int eventId,
         /// <param name="logger">The <see cref="ILogger"/> to write to.</param>
         /// <param name="format">Format string of the log message.</param>
         /// <param name="args">An object array that contains zero or more objects to format.</param>
-        public static void WriteInformation([NotNull] this ILogger logger, string format, params string[] args)
+        public static void WriteInformation([NotNull] this ILogger logger, string format, params object[] args)
         {
             logger.Write(LogLevel.Information, 0,
                 string.Format(CultureInfo.InvariantCulture, format, args), null, TheMessage);
@@ -139,7 +139,7 @@ public static void WriteInformation([NotNull] this ILogger logger, string format
         /// <param name="eventId">The event id associated with the log.</param>
         /// <param name="format">Format string of the log message.</param>
         /// <param name="args">An object array that contains zero or more objects to format.</param>
-        public static void WriteInformation([NotNull] this ILogger logger, int eventId, string format, params string[] args)
+        public static void WriteInformation([NotNull] this ILogger logger, int eventId, string format, params object[] args)
         {
             logger.Write(LogLevel.Information, eventId,
                 string.Format(CultureInfo.InvariantCulture, format, args), null, TheMessage);
@@ -204,7 +204,7 @@ public static void WriteWarning([NotNull] this ILogger logger, int eventId, stri
         /// <param name="logger">The <see cref="ILogger"/> to write to.</param>
         /// <param name="format">Format string of the log message.</param>
         /// <param name="args">An object array that contains zero or more objects to format.</param>
-        public static void WriteWarning([NotNull] this ILogger logger, string format, params string[] args)
+        public static void WriteWarning([NotNull] this ILogger logger, string format, params object[] args)
         {
             logger.Write(LogLevel.Warning, 0,
                 string.Format(CultureInfo.InvariantCulture, format, args), null, TheMessage);
@@ -217,7 +217,7 @@ public static void WriteWarning([NotNull] this ILogger logger, string format, pa
         /// <param name="eventId">The event id associated with the log.</param>
         /// <param name="format">Format string of the log message.</param>
         /// <param name="args">An object array that contains zero or more objects to format.</param>
-        public static void WriteWarning([NotNull] this ILogger logger, int eventId, string format, params string[] args)
+        public static void WriteWarning([NotNull] this ILogger logger, int eventId, string format, params object[] args)
         {
             logger.Write(LogLevel.Warning, eventId,
                 string.Format(CultureInfo.InvariantCulture, format, args), null, TheMessage);
@@ -305,7 +305,7 @@ public static void WriteError([NotNull] this ILogger logger, int eventId, string
         /// <param name="logger">The <see cref="ILogger"/> to write to.</param>
         /// <param name="format">Format string of the log message.</param>
         /// <param name="args">An object array that contains zero or more objects to format.</param>
-        public static void WriteError([NotNull] this ILogger logger, string format, params string[] args)
+        public static void WriteError([NotNull] this ILogger logger, string format, params object[] args)
         {
             logger.Write(LogLevel.Error, 0,
                 string.Format(CultureInfo.InvariantCulture, format, args), null, TheMessage);
@@ -318,7 +318,7 @@ public static void WriteError([NotNull] this ILogger logger, string format, para
         /// <param name="eventId">The event id associated with the log.</param>
         /// <param name="format">Format string of the log message.</param>
         /// <param name="args">An object array that contains zero or more objects to format.</param>
-        public static void WriteError([NotNull] this ILogger logger, int eventId, string format, params string[] args)
+        public static void WriteError([NotNull] this ILogger logger, int eventId, string format, params object[] args)
         {
             logger.Write(LogLevel.Error, eventId,
                 string.Format(CultureInfo.InvariantCulture, format, args), null, TheMessage);
@@ -406,7 +406,7 @@ public static void WriteCritical([NotNull] this ILogger logger, int eventId, str
         /// <param name="logger">The <see cref="ILogger"/> to write to.</param>
         /// <param name="format">Format string of the log message.</param>
         /// <param name="args">An object array that contains zero or more objects to format.</param>
-        public static void WriteCritical([NotNull] this ILogger logger, string format, params string[] args)
+        public static void WriteCritical([NotNull] this ILogger logger, string format, params object[] args)
         {
             logger.Write(LogLevel.Critical, 0,
                 string.Format(CultureInfo.InvariantCulture, format, args), null, TheMessage);
@@ -419,7 +419,7 @@ public static void WriteCritical([NotNull] this ILogger logger, string format, p
         /// <param name="eventId">The event id associated with the log.</param>
         /// <param name="format">Format string of the log message.</param>
         /// <param name="args">An object array that contains zero or more objects to format.</param>
-        public static void WriteCritical([NotNull] this ILogger logger, int eventId, string format, params string[] args)
+        public static void WriteCritical([NotNull] this ILogger logger, int eventId, string format, params object[] args)
         {
             logger.Write(LogLevel.Critical, eventId,
                 string.Format(CultureInfo.InvariantCulture, format, args), null, TheMessage);
diff --git a/src/Microsoft.Framework.Logging/project.json b/src/Microsoft.Framework.Logging/project.json
index 0bf825e0..436be3fd 100644
--- a/src/Microsoft.Framework.Logging/project.json
+++ b/src/Microsoft.Framework.Logging/project.json
@@ -21,7 +21,7 @@
                 "System.Diagnostics.TraceSource": "4.0.0-beta-*",
                 "System.Globalization": "4.0.10-beta-*",
                 "System.Linq": "4.0.0-beta-*",
-                "System.Threading": "4.0.0-beta-*",
+                "System.Threading": "4.0.10-beta-*",
                 "Microsoft.Framework.Logging.Interfaces": { "version": "1.0.0-*", "type": "build" }
             }
         },
diff --git a/test/Microsoft.Framework.Logging.Test/project.json b/test/Microsoft.Framework.Logging.Test/project.json
index 7cfa54d4..3a97fd0a 100644
--- a/test/Microsoft.Framework.Logging.Test/project.json
+++ b/test/Microsoft.Framework.Logging.Test/project.json
@@ -2,11 +2,11 @@
     "dependencies": {
         "Microsoft.Framework.Logging.Console": "1.0.0-*",
         "Microsoft.Framework.Logging.Serilog": "1.0.0-*",
-        "Xunit.KRunner": "1.0.0-*"
+        "xunit.runner.kre": "1.0.0-*"
     },
     "commands": {
-        "run": "Xunit.KRunner",
-        "test": "Xunit.KRunner"
+        "run": "xunit.runner.kre",
+        "test": "xunit.runner.kre"
     },
     "frameworks": {
         "aspnet50": {