Further fixed Runtime.Reader.ReadList

Author: hagane

Naggum.Runtime/Reader.cs

@@ -92,7 +92,7 @@ private static Object ReadList(StreamReader reader)
                     in_list = false;
                 }
             }
-            list = new Cons(list_stack.Pop(), list);
+            while (list_stack.Count > 0) list = new Cons(list_stack.Pop(), list);
             return list;
         }