Remove windows line ending from repo files

visual_studio/NativeClientVSAddIn/TestingProjects/BlankValidSolution/NotNaCl/Program.cs

 namespace NotNaCl
 {
   /// <summary>
   /// This project is used in tests to ensure that the add-in doesn't run
   /// when a non-NaCl/Pepper project is the start-up project, and that non-NaCl/pepper
   /// projects still compile correctly when part of a solution containing NaCl projects.
   /// </summary>
   class Program
   {
     static void Main(string[] args)
     {
     }
   }
 }