Add options.autoIncrement doc for MySQL

lib/sequelize.js

@@ -518,6 +518,7 @@ module.exports = (function() {
    * @param {String}                  [options.charset]
    * @param {String}                  [options.charset]
    * @param {String}                  [options.comment]
    * @param {String}                  [options.comment]
    * @param {String}                  [options.collate]
    * @param {String}                  [options.collate]
+   * @param {String}                  [options.initialAutoIncrement] Set the initial AUTO_INCREMENT value for the table in MySQL.
    * @param {Object}                  [options.hooks] An object of hook function that are called before and after certain lifecycle events. The possible hooks are: beforeValidate, afterValidate, beforeBulkCreate, beforeBulkDestroy, beforeBulkUpdate, beforeCreate, beforeDestroy, beforeUpdate, afterCreate, afterDestroy, afterUpdate, afterBulkCreate, afterBulkDestory and afterBulkUpdate. See Hooks for more information about hook functions and their signatures. Each property can either be a function, or an array of functions.
    * @param {Object}                  [options.hooks] An object of hook function that are called before and after certain lifecycle events. The possible hooks are: beforeValidate, afterValidate, beforeBulkCreate, beforeBulkDestroy, beforeBulkUpdate, beforeCreate, beforeDestroy, beforeUpdate, afterCreate, afterDestroy, afterUpdate, afterBulkCreate, afterBulkDestory and afterBulkUpdate. See Hooks for more information about hook functions and their signatures. Each property can either be a function, or an array of functions.
    * @param {Object}                  [options.validate] An object of model wide validations. Validations have access to all model values via `this`. If the validator function takes an argument, it is asumed to be async, and is called with a callback that accepts an optional error.
    * @param {Object}                  [options.validate] An object of model wide validations. Validations have access to all model values via `this`. If the validator function takes an argument, it is asumed to be async, and is called with a callback that accepts an optional error.
    *
    *