Fix line 40 to long issue.

lib/tempFileHandler.js

@@ -37,7 +37,8 @@ module.exports = function(options, fieldname, filename) {
     },
     complete: function(){
       writeStream.end();
-      return Buffer.concat([]); //return empty buffer since data has been uploaded to the temporary file.
+      //return empty buffer since data has been uploaded to the temporary file.
+      return Buffer.concat([]);
     },
     cleanup: function(){
       writeStream.end();