code: function (connectionName, collectionName, options, cb) {
  
        options = options || {};
        var connectionObject = connections[connectionName];
        var collection = connectionObject.collections[collectionName];
  
        // Find matching documents
        collection.delete(options, function (err, result) {
          if (err) return cb(err);
          cb(null, result);
        });
      }
docs: Destroy
  
  Destroy all documents matching a criteria object in a collection.
  
  @param {String} connectionName
  @param {String} collectionName
  @param {Object} options
  @param {Function} cb