Fixed SD2-1041: Solution file will not open with Visual Studio Version Selector Program

git-svn-id: svn://svn.sharpdevelop.net/sharpdevelop/trunk@2054 1ccf3a8d-04fe-1044-b7c0-cef0b8235c61

src/Main/Base/Project/Src/Project/Solution/Solution.cs

@@ -341,10 +341,11 @@ namespace ICSharpCode.SharpDevelop.Project
 				globalSection.Append(Environment.NewLine);
 			}
 			
-			// we need to specify UTF8 because MsBuild needs the BOM
+			// we need to specify UTF8 because MSBuild needs the BOM
 			using (StreamWriter sw = new StreamWriter(fileName, false, Encoding.UTF8)) {
 				sw.WriteLine();
 				sw.WriteLine("Microsoft Visual Studio Solution File, Format Version 9.00");
+				sw.WriteLine("# Visual Studio 2005");
 				sw.WriteLine("# SharpDevelop " + RevisionClass.FullVersion);
 				sw.Write(projectSection.ToString());