Add a writeline after dump. Better for debugging

EduNetworkBuilder/TraversalClass.cs

@@ -54,6 +54,7 @@ namespace EduNetworkBuilder
             {
                 Console.WriteLine(string.Format("{0:12} : {1:-12}",one.host, one.WhatUsed.ToString()));
             }
+            Console.WriteLine(""); //blank line.
         }
     }
 }