Index: ch.vc140.sln
===================================================================
diff -u -N -rcca174e74e108de1f5729e4cc6c46d2b9a5e25a7 -r545098ae76e9ce23598d37d2bee4020d6cb59f3c
--- ch.vc140.sln	(.../ch.vc140.sln)	(revision cca174e74e108de1f5729e4cc6c46d2b9a5e25a7)
+++ ch.vc140.sln	(.../ch.vc140.sln)	(revision 545098ae76e9ce23598d37d2bee4020d6cb59f3c)
@@ -34,6 +34,8 @@
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "liblogger", "src\liblogger\liblogger.vc140.vcxproj", "{DF9957D4-3D95-4AC3-AD3F-DCBEA058F79D}"
 EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "ext", "ext", "{0E7F04BC-F111-4174-A665-F58CDF142934}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Win32 = Debug|Win32
@@ -178,6 +180,10 @@
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
 	EndGlobalSection
+	GlobalSection(NestedProjects) = preSolution
+		{D41831F5-B2A5-4C92-9F15-1D9AB04722CC} = {0E7F04BC-F111-4174-A665-F58CDF142934}
+		{D98F2D98-2352-4303-93EE-A5430C4E98AB} = {0E7F04BC-F111-4174-A665-F58CDF142934}
+	EndGlobalSection
 	GlobalSection(DPCodeReviewSolutionGUID) = preSolution
 		DPCodeReviewSolutionGUID = {00000000-0000-0000-0000-000000000000}
 	EndGlobalSection