Fix CoffeeScript 1.12 support

tools/coffee/coffee.wsf

···
     }
 
     var coffee;
-    if (!input) { 
+    if (!input) {
         // Read all input data from STDIN
         var chunks = [];
         while (!WScript.StdIn.AtEndOfStream)
···
                 return new f;
             }
 
-        var js = CoffeeScript.compile(coffee);
-
+        var js = CoffeeScript.compile(coffee, {filename: "temp.coffee"});
         if (!output) {
             WScript.StdOut.Write(js);
         }