Add xscgen-proj to solution

Fix NuGet versioning bug

Author: Michael Ganss

XmlSchemaClassGenerator.sln

@@ -18,6 +18,8 @@ Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution
 		README.md = README.md
 	EndProjectSection
 EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "xscgen-proj", "xscgen-proj\xscgen-proj.csproj", "{2F20FF02-12AB-448B-BC78-DD76DD4C9E66}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -44,6 +46,10 @@ Global
 		{C5C1FF7F-31AD-4D4F-81F3-C9F54516D9D0}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{C5C1FF7F-31AD-4D4F-81F3-C9F54516D9D0}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{C5C1FF7F-31AD-4D4F-81F3-C9F54516D9D0}.Release|Any CPU.Build.0 = Release|Any CPU
+		{2F20FF02-12AB-448B-BC78-DD76DD4C9E66}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{2F20FF02-12AB-448B-BC78-DD76DD4C9E66}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{2F20FF02-12AB-448B-BC78-DD76DD4C9E66}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{2F20FF02-12AB-448B-BC78-DD76DD4C9E66}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

xscgen-proj/xscgen-proj.csproj

@@ -5,7 +5,7 @@
     <Description>A .NET Core CLI tool to generate XmlSerializer compatible C# classes from XML Schema files.</Description>
     <Copyright>Copyright 2013-2018 Michael Ganss</Copyright>
     <AssemblyTitle>xscgen</AssemblyTitle>
-    <VersionPrefix>1.0.0</VersionPrefix>
+    <VersionPrefix>1.0.0-VERSION</VersionPrefix>
     <AssemblyName>dotnet-xscgen</AssemblyName>
     <RootNamespace>XmlSchemaClassGenerator.Console</RootNamespace>
     <Authors>Michael Ganss</Authors>