Regenerate files, fix bugs
diff --git a/vsprojects/buildtests_c.sln b/vsprojects/buildtests_c.sln
index 3a33757..7cdc3b7 100644
--- a/vsprojects/buildtests_c.sln
+++ b/vsprojects/buildtests_c.sln
@@ -185,17 +185,6 @@
 		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
 	EndProjectSection
 EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "census_log_test", "vcxproj\test\census_log_test\census_log_test.vcxproj", "{C27CEE16-2BEC-5572-3956-677E9F6F8BED}"
-	ProjectSection(myProperties) = preProject
-        	lib = "False"
-	EndProjectSection
-	ProjectSection(ProjectDependencies) = postProject
-		{17BCAFC0-5FDC-4C94-AEB9-95F3E220614B} = {17BCAFC0-5FDC-4C94-AEB9-95F3E220614B}
-		{29D16885-7228-4C31-81ED-5F9187C7F2A9} = {29D16885-7228-4C31-81ED-5F9187C7F2A9}
-		{EAB0A629-17A9-44DB-B5FF-E91A721FE037} = {EAB0A629-17A9-44DB-B5FF-E91A721FE037}
-		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
-	EndProjectSection
-EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "channel_create_test", "vcxproj\test\channel_create_test\channel_create_test.vcxproj", "{AFC88484-3A2E-32BC-25B2-23DF741D4F3D}"
 	ProjectSection(myProperties) = preProject
         	lib = "False"
@@ -356,15 +345,6 @@
 		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
 	EndProjectSection
 EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "gpr_file_test", "vcxproj\test\gpr_file_test\gpr_file_test.vcxproj", "{13B0BA63-A3A4-D0E7-1DF2-C73281EB0678}"
-	ProjectSection(myProperties) = preProject
-        	lib = "False"
-	EndProjectSection
-	ProjectSection(ProjectDependencies) = postProject
-		{EAB0A629-17A9-44DB-B5FF-E91A721FE037} = {EAB0A629-17A9-44DB-B5FF-E91A721FE037}
-		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
-	EndProjectSection
-EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "gpr_histogram_test", "vcxproj\test\gpr_histogram_test\gpr_histogram_test.vcxproj", "{EEBDE4C3-0130-5BD1-E85F-527B3E68FE11}"
 	ProjectSection(myProperties) = preProject
         	lib = "False"
@@ -383,6 +363,15 @@
 		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
 	EndProjectSection
 EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "gpr_load_file_test", "vcxproj\test\gpr_load_file_test\gpr_load_file_test.vcxproj", "{B36DE5B4-8B73-1194-7539-974D9524D609}"
+	ProjectSection(myProperties) = preProject
+        	lib = "False"
+	EndProjectSection
+	ProjectSection(ProjectDependencies) = postProject
+		{EAB0A629-17A9-44DB-B5FF-E91A721FE037} = {EAB0A629-17A9-44DB-B5FF-E91A721FE037}
+		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
+	EndProjectSection
+EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "gpr_log_test", "vcxproj\test\gpr_log_test\gpr_log_test.vcxproj", "{38797EE3-62CC-3CBF-18D5-009ED6DD0BEC}"
 	ProjectSection(myProperties) = preProject
         	lib = "False"
@@ -484,7 +473,7 @@
 		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
 	EndProjectSection
 EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "grpc_base64_test", "vcxproj\test\grpc_base64_test\grpc_base64_test.vcxproj", "{759A2BB1-DA1B-196C-94A3-98687BBC9F36}"
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "grpc_b64_test", "vcxproj\test\grpc_b64_test\grpc_b64_test.vcxproj", "{A19FD81D-DF19-B8A4-4A8A-6967217FEC85}"
 	ProjectSection(myProperties) = preProject
         	lib = "False"
 	EndProjectSection
@@ -768,6 +757,17 @@
 		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
 	EndProjectSection
 EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "mlog_test", "vcxproj\test\mlog_test\mlog_test.vcxproj", "{9345E329-80F3-DED4-FDC3-BF63FCEA2C03}"
+	ProjectSection(myProperties) = preProject
+        	lib = "False"
+	EndProjectSection
+	ProjectSection(ProjectDependencies) = postProject
+		{17BCAFC0-5FDC-4C94-AEB9-95F3E220614B} = {17BCAFC0-5FDC-4C94-AEB9-95F3E220614B}
+		{29D16885-7228-4C31-81ED-5F9187C7F2A9} = {29D16885-7228-4C31-81ED-5F9187C7F2A9}
+		{EAB0A629-17A9-44DB-B5FF-E91A721FE037} = {EAB0A629-17A9-44DB-B5FF-E91A721FE037}
+		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
+	EndProjectSection
+EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "multiple_server_queues_test", "vcxproj\test\multiple_server_queues_test\multiple_server_queues_test.vcxproj", "{88AF688E-E43C-5E20-6966-CF559F597D82}"
 	ProjectSection(myProperties) = preProject
         	lib = "False"
@@ -1640,22 +1640,6 @@
 		{5C1CFC2D-AF3C-D7CB-BA74-D267E91CBC73}.Release-DLL|Win32.Build.0 = Release|Win32
 		{5C1CFC2D-AF3C-D7CB-BA74-D267E91CBC73}.Release-DLL|x64.ActiveCfg = Release|x64
 		{5C1CFC2D-AF3C-D7CB-BA74-D267E91CBC73}.Release-DLL|x64.Build.0 = Release|x64
-		{C27CEE16-2BEC-5572-3956-677E9F6F8BED}.Debug|Win32.ActiveCfg = Debug|Win32
-		{C27CEE16-2BEC-5572-3956-677E9F6F8BED}.Debug|x64.ActiveCfg = Debug|x64
-		{C27CEE16-2BEC-5572-3956-677E9F6F8BED}.Release|Win32.ActiveCfg = Release|Win32
-		{C27CEE16-2BEC-5572-3956-677E9F6F8BED}.Release|x64.ActiveCfg = Release|x64
-		{C27CEE16-2BEC-5572-3956-677E9F6F8BED}.Debug|Win32.Build.0 = Debug|Win32
-		{C27CEE16-2BEC-5572-3956-677E9F6F8BED}.Debug|x64.Build.0 = Debug|x64
-		{C27CEE16-2BEC-5572-3956-677E9F6F8BED}.Release|Win32.Build.0 = Release|Win32
-		{C27CEE16-2BEC-5572-3956-677E9F6F8BED}.Release|x64.Build.0 = Release|x64
-		{C27CEE16-2BEC-5572-3956-677E9F6F8BED}.Debug-DLL|Win32.ActiveCfg = Debug|Win32
-		{C27CEE16-2BEC-5572-3956-677E9F6F8BED}.Debug-DLL|Win32.Build.0 = Debug|Win32
-		{C27CEE16-2BEC-5572-3956-677E9F6F8BED}.Debug-DLL|x64.ActiveCfg = Debug|x64
-		{C27CEE16-2BEC-5572-3956-677E9F6F8BED}.Debug-DLL|x64.Build.0 = Debug|x64
-		{C27CEE16-2BEC-5572-3956-677E9F6F8BED}.Release-DLL|Win32.ActiveCfg = Release|Win32
-		{C27CEE16-2BEC-5572-3956-677E9F6F8BED}.Release-DLL|Win32.Build.0 = Release|Win32
-		{C27CEE16-2BEC-5572-3956-677E9F6F8BED}.Release-DLL|x64.ActiveCfg = Release|x64
-		{C27CEE16-2BEC-5572-3956-677E9F6F8BED}.Release-DLL|x64.Build.0 = Release|x64
 		{AFC88484-3A2E-32BC-25B2-23DF741D4F3D}.Debug|Win32.ActiveCfg = Debug|Win32
 		{AFC88484-3A2E-32BC-25B2-23DF741D4F3D}.Debug|x64.ActiveCfg = Debug|x64
 		{AFC88484-3A2E-32BC-25B2-23DF741D4F3D}.Release|Win32.ActiveCfg = Release|Win32
@@ -1912,22 +1896,6 @@
 		{07149650-E8AF-B3D8-9D5B-BC34DC909DB8}.Release-DLL|Win32.Build.0 = Release|Win32
 		{07149650-E8AF-B3D8-9D5B-BC34DC909DB8}.Release-DLL|x64.ActiveCfg = Release|x64
 		{07149650-E8AF-B3D8-9D5B-BC34DC909DB8}.Release-DLL|x64.Build.0 = Release|x64
-		{13B0BA63-A3A4-D0E7-1DF2-C73281EB0678}.Debug|Win32.ActiveCfg = Debug|Win32
-		{13B0BA63-A3A4-D0E7-1DF2-C73281EB0678}.Debug|x64.ActiveCfg = Debug|x64
-		{13B0BA63-A3A4-D0E7-1DF2-C73281EB0678}.Release|Win32.ActiveCfg = Release|Win32
-		{13B0BA63-A3A4-D0E7-1DF2-C73281EB0678}.Release|x64.ActiveCfg = Release|x64
-		{13B0BA63-A3A4-D0E7-1DF2-C73281EB0678}.Debug|Win32.Build.0 = Debug|Win32
-		{13B0BA63-A3A4-D0E7-1DF2-C73281EB0678}.Debug|x64.Build.0 = Debug|x64
-		{13B0BA63-A3A4-D0E7-1DF2-C73281EB0678}.Release|Win32.Build.0 = Release|Win32
-		{13B0BA63-A3A4-D0E7-1DF2-C73281EB0678}.Release|x64.Build.0 = Release|x64
-		{13B0BA63-A3A4-D0E7-1DF2-C73281EB0678}.Debug-DLL|Win32.ActiveCfg = Debug|Win32
-		{13B0BA63-A3A4-D0E7-1DF2-C73281EB0678}.Debug-DLL|Win32.Build.0 = Debug|Win32
-		{13B0BA63-A3A4-D0E7-1DF2-C73281EB0678}.Debug-DLL|x64.ActiveCfg = Debug|x64
-		{13B0BA63-A3A4-D0E7-1DF2-C73281EB0678}.Debug-DLL|x64.Build.0 = Debug|x64
-		{13B0BA63-A3A4-D0E7-1DF2-C73281EB0678}.Release-DLL|Win32.ActiveCfg = Release|Win32
-		{13B0BA63-A3A4-D0E7-1DF2-C73281EB0678}.Release-DLL|Win32.Build.0 = Release|Win32
-		{13B0BA63-A3A4-D0E7-1DF2-C73281EB0678}.Release-DLL|x64.ActiveCfg = Release|x64
-		{13B0BA63-A3A4-D0E7-1DF2-C73281EB0678}.Release-DLL|x64.Build.0 = Release|x64
 		{EEBDE4C3-0130-5BD1-E85F-527B3E68FE11}.Debug|Win32.ActiveCfg = Debug|Win32
 		{EEBDE4C3-0130-5BD1-E85F-527B3E68FE11}.Debug|x64.ActiveCfg = Debug|x64
 		{EEBDE4C3-0130-5BD1-E85F-527B3E68FE11}.Release|Win32.ActiveCfg = Release|Win32
@@ -1960,6 +1928,22 @@
 		{64728265-92F9-103E-6720-8935385458DF}.Release-DLL|Win32.Build.0 = Release|Win32
 		{64728265-92F9-103E-6720-8935385458DF}.Release-DLL|x64.ActiveCfg = Release|x64
 		{64728265-92F9-103E-6720-8935385458DF}.Release-DLL|x64.Build.0 = Release|x64
+		{B36DE5B4-8B73-1194-7539-974D9524D609}.Debug|Win32.ActiveCfg = Debug|Win32
+		{B36DE5B4-8B73-1194-7539-974D9524D609}.Debug|x64.ActiveCfg = Debug|x64
+		{B36DE5B4-8B73-1194-7539-974D9524D609}.Release|Win32.ActiveCfg = Release|Win32
+		{B36DE5B4-8B73-1194-7539-974D9524D609}.Release|x64.ActiveCfg = Release|x64
+		{B36DE5B4-8B73-1194-7539-974D9524D609}.Debug|Win32.Build.0 = Debug|Win32
+		{B36DE5B4-8B73-1194-7539-974D9524D609}.Debug|x64.Build.0 = Debug|x64
+		{B36DE5B4-8B73-1194-7539-974D9524D609}.Release|Win32.Build.0 = Release|Win32
+		{B36DE5B4-8B73-1194-7539-974D9524D609}.Release|x64.Build.0 = Release|x64
+		{B36DE5B4-8B73-1194-7539-974D9524D609}.Debug-DLL|Win32.ActiveCfg = Debug|Win32
+		{B36DE5B4-8B73-1194-7539-974D9524D609}.Debug-DLL|Win32.Build.0 = Debug|Win32
+		{B36DE5B4-8B73-1194-7539-974D9524D609}.Debug-DLL|x64.ActiveCfg = Debug|x64
+		{B36DE5B4-8B73-1194-7539-974D9524D609}.Debug-DLL|x64.Build.0 = Debug|x64
+		{B36DE5B4-8B73-1194-7539-974D9524D609}.Release-DLL|Win32.ActiveCfg = Release|Win32
+		{B36DE5B4-8B73-1194-7539-974D9524D609}.Release-DLL|Win32.Build.0 = Release|Win32
+		{B36DE5B4-8B73-1194-7539-974D9524D609}.Release-DLL|x64.ActiveCfg = Release|x64
+		{B36DE5B4-8B73-1194-7539-974D9524D609}.Release-DLL|x64.Build.0 = Release|x64
 		{38797EE3-62CC-3CBF-18D5-009ED6DD0BEC}.Debug|Win32.ActiveCfg = Debug|Win32
 		{38797EE3-62CC-3CBF-18D5-009ED6DD0BEC}.Debug|x64.ActiveCfg = Debug|x64
 		{38797EE3-62CC-3CBF-18D5-009ED6DD0BEC}.Release|Win32.ActiveCfg = Release|Win32
@@ -2136,22 +2120,22 @@
 		{C65A4336-92D6-D6A0-EB86-E3AA425222D0}.Release-DLL|Win32.Build.0 = Release|Win32
 		{C65A4336-92D6-D6A0-EB86-E3AA425222D0}.Release-DLL|x64.ActiveCfg = Release|x64
 		{C65A4336-92D6-D6A0-EB86-E3AA425222D0}.Release-DLL|x64.Build.0 = Release|x64
-		{759A2BB1-DA1B-196C-94A3-98687BBC9F36}.Debug|Win32.ActiveCfg = Debug|Win32
-		{759A2BB1-DA1B-196C-94A3-98687BBC9F36}.Debug|x64.ActiveCfg = Debug|x64
-		{759A2BB1-DA1B-196C-94A3-98687BBC9F36}.Release|Win32.ActiveCfg = Release|Win32
-		{759A2BB1-DA1B-196C-94A3-98687BBC9F36}.Release|x64.ActiveCfg = Release|x64
-		{759A2BB1-DA1B-196C-94A3-98687BBC9F36}.Debug|Win32.Build.0 = Debug|Win32
-		{759A2BB1-DA1B-196C-94A3-98687BBC9F36}.Debug|x64.Build.0 = Debug|x64
-		{759A2BB1-DA1B-196C-94A3-98687BBC9F36}.Release|Win32.Build.0 = Release|Win32
-		{759A2BB1-DA1B-196C-94A3-98687BBC9F36}.Release|x64.Build.0 = Release|x64
-		{759A2BB1-DA1B-196C-94A3-98687BBC9F36}.Debug-DLL|Win32.ActiveCfg = Debug|Win32
-		{759A2BB1-DA1B-196C-94A3-98687BBC9F36}.Debug-DLL|Win32.Build.0 = Debug|Win32
-		{759A2BB1-DA1B-196C-94A3-98687BBC9F36}.Debug-DLL|x64.ActiveCfg = Debug|x64
-		{759A2BB1-DA1B-196C-94A3-98687BBC9F36}.Debug-DLL|x64.Build.0 = Debug|x64
-		{759A2BB1-DA1B-196C-94A3-98687BBC9F36}.Release-DLL|Win32.ActiveCfg = Release|Win32
-		{759A2BB1-DA1B-196C-94A3-98687BBC9F36}.Release-DLL|Win32.Build.0 = Release|Win32
-		{759A2BB1-DA1B-196C-94A3-98687BBC9F36}.Release-DLL|x64.ActiveCfg = Release|x64
-		{759A2BB1-DA1B-196C-94A3-98687BBC9F36}.Release-DLL|x64.Build.0 = Release|x64
+		{A19FD81D-DF19-B8A4-4A8A-6967217FEC85}.Debug|Win32.ActiveCfg = Debug|Win32
+		{A19FD81D-DF19-B8A4-4A8A-6967217FEC85}.Debug|x64.ActiveCfg = Debug|x64
+		{A19FD81D-DF19-B8A4-4A8A-6967217FEC85}.Release|Win32.ActiveCfg = Release|Win32
+		{A19FD81D-DF19-B8A4-4A8A-6967217FEC85}.Release|x64.ActiveCfg = Release|x64
+		{A19FD81D-DF19-B8A4-4A8A-6967217FEC85}.Debug|Win32.Build.0 = Debug|Win32
+		{A19FD81D-DF19-B8A4-4A8A-6967217FEC85}.Debug|x64.Build.0 = Debug|x64
+		{A19FD81D-DF19-B8A4-4A8A-6967217FEC85}.Release|Win32.Build.0 = Release|Win32
+		{A19FD81D-DF19-B8A4-4A8A-6967217FEC85}.Release|x64.Build.0 = Release|x64
+		{A19FD81D-DF19-B8A4-4A8A-6967217FEC85}.Debug-DLL|Win32.ActiveCfg = Debug|Win32
+		{A19FD81D-DF19-B8A4-4A8A-6967217FEC85}.Debug-DLL|Win32.Build.0 = Debug|Win32
+		{A19FD81D-DF19-B8A4-4A8A-6967217FEC85}.Debug-DLL|x64.ActiveCfg = Debug|x64
+		{A19FD81D-DF19-B8A4-4A8A-6967217FEC85}.Debug-DLL|x64.Build.0 = Debug|x64
+		{A19FD81D-DF19-B8A4-4A8A-6967217FEC85}.Release-DLL|Win32.ActiveCfg = Release|Win32
+		{A19FD81D-DF19-B8A4-4A8A-6967217FEC85}.Release-DLL|Win32.Build.0 = Release|Win32
+		{A19FD81D-DF19-B8A4-4A8A-6967217FEC85}.Release-DLL|x64.ActiveCfg = Release|x64
+		{A19FD81D-DF19-B8A4-4A8A-6967217FEC85}.Release-DLL|x64.Build.0 = Release|x64
 		{82124768-C986-6C10-8BCC-B255B7C84722}.Debug|Win32.ActiveCfg = Debug|Win32
 		{82124768-C986-6C10-8BCC-B255B7C84722}.Debug|x64.ActiveCfg = Debug|x64
 		{82124768-C986-6C10-8BCC-B255B7C84722}.Release|Win32.ActiveCfg = Release|Win32
@@ -2552,6 +2536,22 @@
 		{07170557-CCB0-D23C-8018-C2909D115DF9}.Release-DLL|Win32.Build.0 = Release|Win32
 		{07170557-CCB0-D23C-8018-C2909D115DF9}.Release-DLL|x64.ActiveCfg = Release|x64
 		{07170557-CCB0-D23C-8018-C2909D115DF9}.Release-DLL|x64.Build.0 = Release|x64
+		{9345E329-80F3-DED4-FDC3-BF63FCEA2C03}.Debug|Win32.ActiveCfg = Debug|Win32
+		{9345E329-80F3-DED4-FDC3-BF63FCEA2C03}.Debug|x64.ActiveCfg = Debug|x64
+		{9345E329-80F3-DED4-FDC3-BF63FCEA2C03}.Release|Win32.ActiveCfg = Release|Win32
+		{9345E329-80F3-DED4-FDC3-BF63FCEA2C03}.Release|x64.ActiveCfg = Release|x64
+		{9345E329-80F3-DED4-FDC3-BF63FCEA2C03}.Debug|Win32.Build.0 = Debug|Win32
+		{9345E329-80F3-DED4-FDC3-BF63FCEA2C03}.Debug|x64.Build.0 = Debug|x64
+		{9345E329-80F3-DED4-FDC3-BF63FCEA2C03}.Release|Win32.Build.0 = Release|Win32
+		{9345E329-80F3-DED4-FDC3-BF63FCEA2C03}.Release|x64.Build.0 = Release|x64
+		{9345E329-80F3-DED4-FDC3-BF63FCEA2C03}.Debug-DLL|Win32.ActiveCfg = Debug|Win32
+		{9345E329-80F3-DED4-FDC3-BF63FCEA2C03}.Debug-DLL|Win32.Build.0 = Debug|Win32
+		{9345E329-80F3-DED4-FDC3-BF63FCEA2C03}.Debug-DLL|x64.ActiveCfg = Debug|x64
+		{9345E329-80F3-DED4-FDC3-BF63FCEA2C03}.Debug-DLL|x64.Build.0 = Debug|x64
+		{9345E329-80F3-DED4-FDC3-BF63FCEA2C03}.Release-DLL|Win32.ActiveCfg = Release|Win32
+		{9345E329-80F3-DED4-FDC3-BF63FCEA2C03}.Release-DLL|Win32.Build.0 = Release|Win32
+		{9345E329-80F3-DED4-FDC3-BF63FCEA2C03}.Release-DLL|x64.ActiveCfg = Release|x64
+		{9345E329-80F3-DED4-FDC3-BF63FCEA2C03}.Release-DLL|x64.Build.0 = Release|x64
 		{88AF688E-E43C-5E20-6966-CF559F597D82}.Debug|Win32.ActiveCfg = Debug|Win32
 		{88AF688E-E43C-5E20-6966-CF559F597D82}.Debug|x64.ActiveCfg = Debug|x64
 		{88AF688E-E43C-5E20-6966-CF559F597D82}.Release|Win32.ActiveCfg = Release|Win32