Add Common project to solution

Author: edwardneal

src/Microsoft.Data.SqlClient.sln

@@ -304,6 +304,8 @@ Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "steps", "steps", "{AD738BD4
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Microsoft.Data.SqlClient.UnitTests", "Microsoft.Data.SqlClient\tests\UnitTests\Microsoft.Data.SqlClient.UnitTests.csproj", "{4461063D-2F2B-274C-7E6F-F235119D258E}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Common", "Microsoft.Data.SqlClient\tests\Common\Common.csproj", "{67128EC0-30F5-6A98-448B-55F88A1DE707}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -582,6 +584,18 @@ Global
 		{4461063D-2F2B-274C-7E6F-F235119D258E}.Release|x64.Build.0 = Release|x64
 		{4461063D-2F2B-274C-7E6F-F235119D258E}.Release|x86.ActiveCfg = Release|x86
 		{4461063D-2F2B-274C-7E6F-F235119D258E}.Release|x86.Build.0 = Release|x86
+		{67128EC0-30F5-6A98-448B-55F88A1DE707}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{67128EC0-30F5-6A98-448B-55F88A1DE707}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{67128EC0-30F5-6A98-448B-55F88A1DE707}.Debug|x64.ActiveCfg = Debug|x64
+		{67128EC0-30F5-6A98-448B-55F88A1DE707}.Debug|x64.Build.0 = Debug|x64
+		{67128EC0-30F5-6A98-448B-55F88A1DE707}.Debug|x86.ActiveCfg = Debug|x86
+		{67128EC0-30F5-6A98-448B-55F88A1DE707}.Debug|x86.Build.0 = Debug|x86
+		{67128EC0-30F5-6A98-448B-55F88A1DE707}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{67128EC0-30F5-6A98-448B-55F88A1DE707}.Release|Any CPU.Build.0 = Release|Any CPU
+		{67128EC0-30F5-6A98-448B-55F88A1DE707}.Release|x64.ActiveCfg = Release|x64
+		{67128EC0-30F5-6A98-448B-55F88A1DE707}.Release|x64.Build.0 = Release|x64
+		{67128EC0-30F5-6A98-448B-55F88A1DE707}.Release|x86.ActiveCfg = Release|x86
+		{67128EC0-30F5-6A98-448B-55F88A1DE707}.Release|x86.Build.0 = Release|x86
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -632,6 +646,7 @@ Global
 		{09352F1D-878F-4F55-8AA2-6E47F1AD37D5} = {4CAE9195-4F1A-4D48-854C-1C9FBC512C66}
 		{AD738BD4-6A02-4B88-8F93-FBBBA49A74C8} = {4CAE9195-4F1A-4D48-854C-1C9FBC512C66}
 		{4461063D-2F2B-274C-7E6F-F235119D258E} = {0CC4817A-12F3-4357-912C-09315FAAD008}
+		{67128EC0-30F5-6A98-448B-55F88A1DE707} = {0CC4817A-12F3-4357-912C-09315FAAD008}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {01D48116-37A2-4D33-B9EC-94793C702431}