Added template src logging

Author: MIchaelMainer

Templates/CSharp/Base/SharedCSharp.template.tt

@@ -5,13 +5,26 @@
 CustomT4Host host   = (CustomT4Host)Host;
 OdcmModel model     = host.CurrentModel;
 var writer          = (CodeWriterCSharp)host.CodeWriter;
+bool logTemplateSrc = false;
+
 #>
 <#=writer.WriteHeader()#>
 
 // **NOTE** This file was generated by a tool and any changes will be overwritten.
-
+<# if (logTemplateSrc) { #>
+// Template Source: <#= TemplateName(host.TemplateFile) #>
+<# } #>
 <#+
 
+/// <summary>
+/// Get the name of the current template being processed
+/// </summary>
+/// <param name="templateFile">The full path of the current template</param>
+/// <returns>The template name, relative to the Templates directory.</returns>
+public string TemplateName(string templateFile) {
+    return templateFile.Substring(templateFile.LastIndexOf("Templates"));
+}
+
 // -------------------------------------------------------------
 // Methods to retrieve name strings from various Odcm types
 // -------------------------------------------------------------