code: function (req, res, dataPath) {
      var body = req.body;
      var reqID = body.id || req.query.id;
  
      htmlTree.deleteFromDataFile(dataPath, reqID, function(err, finalData){
          if (err || !finalData) {
              res.status(config.statusCodes.error).json({
                  message: err
              });
          } else {
              res.status(config.statusCodes.OK).json(finalData);
          }
      });
  }
docs: postHTML DELETE api processor
  
  @param {Object} req - express request
  @param {Object} req.body.path - data path for deletion
  
  @param {Object} res - express response
  @param {String} dataPath - custom data storage path
  
  Writes result to res object