NH-3807 - Add xproj and project.json for netstandard1.6 compilation.

Author: ngbrown

src/.gitignore

@@ -33,3 +33,4 @@ _ReSharper*/
 SharedAssemblyInfo.*
 hibernate.cfg.xml
 .vs/
+*.lock.json

src/NHibernate.sln

@@ -19,6 +19,10 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "NHibernate.TestDatabaseSetu
 EndProject
 Project("{F184B08F-C81C-45F6-A57F-5ABD9991F28F}") = "NHibernate.Test.VisualBasic", "NHibernate.Test.VisualBasic\NHibernate.Test.VisualBasic.vbproj", "{7C2EF610-BCA0-4D1F-898A-DE9908E4970C}"
 EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "CoreClr", "CoreClr", "{18CD4A77-1C62-4F3D-B026-77A13946D957}"
+EndProject
+Project("{8BB2217D-0F2D-49D1-97BC-3654ED321F3B}") = "NHibernate", "NHibernate\NHibernate.xproj", "{2F33432D-AA6D-494C-9CD4-2D2BAC283D6B}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -56,10 +60,19 @@ Global
 		{7C2EF610-BCA0-4D1F-898A-DE9908E4970C}.Debug-nofeatures|Any CPU.Build.0 = Debug|Any CPU
 		{7C2EF610-BCA0-4D1F-898A-DE9908E4970C}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{7C2EF610-BCA0-4D1F-898A-DE9908E4970C}.Release|Any CPU.Build.0 = Release|Any CPU
+		{2F33432D-AA6D-494C-9CD4-2D2BAC283D6B}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{2F33432D-AA6D-494C-9CD4-2D2BAC283D6B}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{2F33432D-AA6D-494C-9CD4-2D2BAC283D6B}.Debug-nofeatures|Any CPU.ActiveCfg = Debug|Any CPU
+		{2F33432D-AA6D-494C-9CD4-2D2BAC283D6B}.Debug-nofeatures|Any CPU.Build.0 = Debug|Any CPU
+		{2F33432D-AA6D-494C-9CD4-2D2BAC283D6B}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{2F33432D-AA6D-494C-9CD4-2D2BAC283D6B}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
 	EndGlobalSection
+	GlobalSection(NestedProjects) = preSolution
+		{2F33432D-AA6D-494C-9CD4-2D2BAC283D6B} = {18CD4A77-1C62-4F3D-B026-77A13946D957}
+	EndGlobalSection
 	GlobalSection(TestCaseManagementSettings) = postSolution
 		CategoryFile = NHibernate.vsmdi
 	EndGlobalSection