[ci skip] 📝 Add transaction option to api docs for a couple of methods. Closes #4136

lib/model.js

@@ -1339,6 +1339,7 @@ Model.prototype.aggregate = function(field, aggregateFunction, options) {
  * @param {boolean}       [options.distinct] Apply COUNT(DISTINCT(col))
  * @param {Object}        [options.attributes] Used in conjustion with `group`
  * @param {Object}        [options.group] For creating complex counts. Will return multiple rows as needed.
+ * @param  {Transaction}  [options.transaction] Transaction to run query under
  * @param {Function}      [options.logging=false] A function that gets executed while running the query to log the sql.
  *
  * @return {Promise<Integer>}
@@ -1729,6 +1730,7 @@ Model.prototype.findOrCreate = function(options) {
  * @param  {Object}       [options]
  * @param  {Boolean}      [options.validate=true] Run validations before the row is inserted
  * @param  {Array}        [options.fields=Object.keys(this.attributes)] The fields to insert / update. Defaults to all fields
+ * @param  {Transaction}  [options.transaction] Transaction to run query under
  * @param  {Function}     [options.logging=false] A function that gets executed while running the query to log the sql.
  *
  * @alias insertOrUpdate
@@ -1937,6 +1939,7 @@ Model.prototype.bulkCreate = function(records, options) {
  * @param {object} [options] The options passed to Model.destroy in addition to truncate
  * @param {Boolean|function} [options.transaction] Transaction to run query under
  * @param {Boolean|function} [options.cascade = false] Only used in conjuction with TRUNCATE. Truncates  all tables that have foreign-key references to the named table, or to any tables added to the group due to CASCADE.
+ * @param {Transaction}      [options.transaction] Transaction to run query under
  * @param {Boolean|function} [options.logging] A function that logs sql queries, or false for no logging
  * @return {Promise}
  *