diff --git a/vsprojects/grpc.sln b/vsprojects/grpc.sln
index 84895cf..1f286f5 100644
--- a/vsprojects/grpc.sln
+++ b/vsprojects/grpc.sln
@@ -1,6 +1,7 @@
+
 Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio 2013
-VisualStudioVersion = 12.0.30723.0
+VisualStudioVersion = 12.0.21005.1
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "gpr", "gpr\gpr.vcxproj", "{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}"
 EndProject
@@ -21,6 +22,13 @@
 		{29D16885-7228-4C31-81ED-5F9187C7F2A9} = {29D16885-7228-4C31-81ED-5F9187C7F2A9}
 	EndProjectSection
 EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "grpc_test_util_unsecure", "grpc_test_util_unsecure\grpc_test_util_unsecure.vcxproj", "{0A7E7F92-FDEA-40F1-A9EC-3BA484F98BBF}"
+	ProjectSection(ProjectDependencies) = postProject
+		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
+		{EAB0A629-17A9-44DB-B5FF-E91A721FE037} = {EAB0A629-17A9-44DB-B5FF-E91A721FE037}
+		{29D16885-7228-4C31-81ED-5F9187C7F2A9} = {29D16885-7228-4C31-81ED-5F9187C7F2A9}
+	EndProjectSection
+EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "grpc_unsecure", "grpc_unsecure\grpc_unsecure.vcxproj", "{46CEDFFF-9692-456A-AA24-38B5D6BCF4C5}"
 	ProjectSection(ProjectDependencies) = postProject
 		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
@@ -41,67 +49,41 @@
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Win32 = Debug|Win32
-		Debug|x64 = Debug|x64
 		Release|Win32 = Release|Win32
-		Release|x64 = Release|x64
 	EndGlobalSection
 	GlobalSection(ProjectConfigurationPlatforms) = postSolution
 		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}.Debug|Win32.ActiveCfg = Debug|Win32
 		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}.Debug|Win32.Build.0 = Debug|Win32
-		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}.Debug|x64.ActiveCfg = Debug|x64
-		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}.Debug|x64.Build.0 = Debug|x64
 		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}.Release|Win32.ActiveCfg = Release|Win32
 		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}.Release|Win32.Build.0 = Release|Win32
-		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}.Release|x64.ActiveCfg = Release|x64
-		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}.Release|x64.Build.0 = Release|x64
 		{EAB0A629-17A9-44DB-B5FF-E91A721FE037}.Debug|Win32.ActiveCfg = Debug|Win32
 		{EAB0A629-17A9-44DB-B5FF-E91A721FE037}.Debug|Win32.Build.0 = Debug|Win32
-		{EAB0A629-17A9-44DB-B5FF-E91A721FE037}.Debug|x64.ActiveCfg = Debug|x64
-		{EAB0A629-17A9-44DB-B5FF-E91A721FE037}.Debug|x64.Build.0 = Debug|x64
 		{EAB0A629-17A9-44DB-B5FF-E91A721FE037}.Release|Win32.ActiveCfg = Release|Win32
 		{EAB0A629-17A9-44DB-B5FF-E91A721FE037}.Release|Win32.Build.0 = Release|Win32
-		{EAB0A629-17A9-44DB-B5FF-E91A721FE037}.Release|x64.ActiveCfg = Release|x64
-		{EAB0A629-17A9-44DB-B5FF-E91A721FE037}.Release|x64.Build.0 = Release|x64
 		{29D16885-7228-4C31-81ED-5F9187C7F2A9}.Debug|Win32.ActiveCfg = Debug|Win32
 		{29D16885-7228-4C31-81ED-5F9187C7F2A9}.Debug|Win32.Build.0 = Debug|Win32
-		{29D16885-7228-4C31-81ED-5F9187C7F2A9}.Debug|x64.ActiveCfg = Debug|x64
-		{29D16885-7228-4C31-81ED-5F9187C7F2A9}.Debug|x64.Build.0 = Debug|x64
 		{29D16885-7228-4C31-81ED-5F9187C7F2A9}.Release|Win32.ActiveCfg = Release|Win32
 		{29D16885-7228-4C31-81ED-5F9187C7F2A9}.Release|Win32.Build.0 = Release|Win32
-		{29D16885-7228-4C31-81ED-5F9187C7F2A9}.Release|x64.ActiveCfg = Release|x64
-		{29D16885-7228-4C31-81ED-5F9187C7F2A9}.Release|x64.Build.0 = Release|x64
 		{17BCAFC0-5FDC-4C94-AEB9-95F3E220614B}.Debug|Win32.ActiveCfg = Debug|Win32
 		{17BCAFC0-5FDC-4C94-AEB9-95F3E220614B}.Debug|Win32.Build.0 = Debug|Win32
-		{17BCAFC0-5FDC-4C94-AEB9-95F3E220614B}.Debug|x64.ActiveCfg = Debug|x64
-		{17BCAFC0-5FDC-4C94-AEB9-95F3E220614B}.Debug|x64.Build.0 = Debug|x64
 		{17BCAFC0-5FDC-4C94-AEB9-95F3E220614B}.Release|Win32.ActiveCfg = Release|Win32
 		{17BCAFC0-5FDC-4C94-AEB9-95F3E220614B}.Release|Win32.Build.0 = Release|Win32
-		{17BCAFC0-5FDC-4C94-AEB9-95F3E220614B}.Release|x64.ActiveCfg = Release|x64
-		{17BCAFC0-5FDC-4C94-AEB9-95F3E220614B}.Release|x64.Build.0 = Release|x64
+		{0A7E7F92-FDEA-40F1-A9EC-3BA484F98BBF}.Debug|Win32.ActiveCfg = Debug|Win32
+		{0A7E7F92-FDEA-40F1-A9EC-3BA484F98BBF}.Debug|Win32.Build.0 = Debug|Win32
+		{0A7E7F92-FDEA-40F1-A9EC-3BA484F98BBF}.Release|Win32.ActiveCfg = Release|Win32
+		{0A7E7F92-FDEA-40F1-A9EC-3BA484F98BBF}.Release|Win32.Build.0 = Release|Win32
 		{46CEDFFF-9692-456A-AA24-38B5D6BCF4C5}.Debug|Win32.ActiveCfg = Debug|Win32
 		{46CEDFFF-9692-456A-AA24-38B5D6BCF4C5}.Debug|Win32.Build.0 = Debug|Win32
-		{46CEDFFF-9692-456A-AA24-38B5D6BCF4C5}.Debug|x64.ActiveCfg = Debug|x64
-		{46CEDFFF-9692-456A-AA24-38B5D6BCF4C5}.Debug|x64.Build.0 = Debug|x64
 		{46CEDFFF-9692-456A-AA24-38B5D6BCF4C5}.Release|Win32.ActiveCfg = Release|Win32
 		{46CEDFFF-9692-456A-AA24-38B5D6BCF4C5}.Release|Win32.Build.0 = Release|Win32
-		{46CEDFFF-9692-456A-AA24-38B5D6BCF4C5}.Release|x64.ActiveCfg = Release|x64
-		{46CEDFFF-9692-456A-AA24-38B5D6BCF4C5}.Release|x64.Build.0 = Release|x64
 		{C187A093-A0FE-489D-A40A-6E33DE0F9FEB}.Debug|Win32.ActiveCfg = Debug|Win32
 		{C187A093-A0FE-489D-A40A-6E33DE0F9FEB}.Debug|Win32.Build.0 = Debug|Win32
-		{C187A093-A0FE-489D-A40A-6E33DE0F9FEB}.Debug|x64.ActiveCfg = Debug|x64
-		{C187A093-A0FE-489D-A40A-6E33DE0F9FEB}.Debug|x64.Build.0 = Debug|x64
 		{C187A093-A0FE-489D-A40A-6E33DE0F9FEB}.Release|Win32.ActiveCfg = Release|Win32
 		{C187A093-A0FE-489D-A40A-6E33DE0F9FEB}.Release|Win32.Build.0 = Release|Win32
-		{C187A093-A0FE-489D-A40A-6E33DE0F9FEB}.Release|x64.ActiveCfg = Release|x64
-		{C187A093-A0FE-489D-A40A-6E33DE0F9FEB}.Release|x64.Build.0 = Release|x64
 		{D64C6D63-4458-4A88-AB38-35678384A7E4}.Debug|Win32.ActiveCfg = Debug|Win32
 		{D64C6D63-4458-4A88-AB38-35678384A7E4}.Debug|Win32.Build.0 = Debug|Win32
-		{D64C6D63-4458-4A88-AB38-35678384A7E4}.Debug|x64.ActiveCfg = Debug|x64
-		{D64C6D63-4458-4A88-AB38-35678384A7E4}.Debug|x64.Build.0 = Debug|x64
 		{D64C6D63-4458-4A88-AB38-35678384A7E4}.Release|Win32.ActiveCfg = Release|Win32
 		{D64C6D63-4458-4A88-AB38-35678384A7E4}.Release|Win32.Build.0 = Release|Win32
-		{D64C6D63-4458-4A88-AB38-35678384A7E4}.Release|x64.ActiveCfg = Release|x64
-		{D64C6D63-4458-4A88-AB38-35678384A7E4}.Release|x64.Build.0 = Release|x64
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE