code: function uploadByDir(src, dest, client) {
      ClientLib.scp(src, dest, client,
          function (err) {
              if (err) {
                  console.log(err);
              }
          }
      );
  }
docs: [uploadByDir: Upload Directory Directory & Cannot Get Detailed Uploading Info for Files]
  @param  {[String]} src    [description]
  @param  {[String]} dest   [description]
  @param  {[Object]} client [description]