better wording

README.md

@@ -34,7 +34,7 @@ The Synchronous version still uses callbacks, so it is safe to use with other As
     options = {
         followLinks: false,
         // asyncFilters: ["Temp", "_Temp"] // directories with these
-                                           // keys will be ignored
+                                           // keys will be skipped
     };
 
     walker = walk.walk("/tmp", options);