Fix bug with --list for already formatted files

It's supposed to just output nothing if jsfmt would not modify the file.
It was cascading down to the final else, and dumping the file to STDOUT
instead.

Author: yobert

lib/run.js

@@ -148,9 +148,11 @@ function handleJavascript(fullPath, original) {
 
   if (argv['--diff']) {
     handleDiff(fullPath, original, js);
-  } else if (argv['--list'] && original != js) {
+  } else if (argv['--list']) {
     // Print filenames who differ
-    console.log(relativePath);
+    if(original != js) {
+      console.log(relativePath);
+    }
   } else if (argv['--write']) {
     // Overwrite original file
     fs.writeFileSync(fullPath, js);