chore(release): ready to qa

.gitignore

@@ -208,4 +208,4 @@ temp/
 doc/
 demo/_data/version.yml
 demo/release
-dist/
+# dist/

dist/persist-migrate.js

@@ -0,0 +1,170 @@
+/*!
+ * Copyright (c) 2017 NAVER Corp.
+ * @egjs/persist project is licensed under the MIT license
+ * 
+ * @egjs/persist JavaScript library
+ * 
+ * 
+ * @version 2.1.0-rc
+ */
+(function webpackUniversalModuleDefinition(root, factory) {
+	if(typeof exports === 'object' && typeof module === 'object')
+		module.exports = factory();
+	else if(typeof define === 'function' && define.amd)
+		define("Persist", [], factory);
+	else if(typeof exports === 'object')
+		exports["Persist"] = factory();
+	else
+		root["eg"] = root["eg"] || {}, root["eg"]["Persist"] = factory();
+})(this, function() {
+return /******/ (function(modules) { // webpackBootstrap
+/******/ 	// The module cache
+/******/ 	var installedModules = {};
+/******/
+/******/ 	// The require function
+/******/ 	function __webpack_require__(moduleId) {
+/******/
+/******/ 		// Check if module is in cache
+/******/ 		if(installedModules[moduleId]) {
+/******/ 			return installedModules[moduleId].exports;
+/******/ 		}
+/******/ 		// Create a new module (and put it into the cache)
+/******/ 		var module = installedModules[moduleId] = {
+/******/ 			i: moduleId,
+/******/ 			l: false,
+/******/ 			exports: {}
+/******/ 		};
+/******/
+/******/ 		// Execute the module function
+/******/ 		modules[moduleId].call(module.exports, module, module.exports, __webpack_require__);
+/******/
+/******/ 		// Flag the module as loaded
+/******/ 		module.l = true;
+/******/
+/******/ 		// Return the exports of the module
+/******/ 		return module.exports;
+/******/ 	}
+/******/
+/******/
+/******/ 	// expose the modules object (__webpack_modules__)
+/******/ 	__webpack_require__.m = modules;
+/******/
+/******/ 	// expose the module cache
+/******/ 	__webpack_require__.c = installedModules;
+/******/
+/******/ 	// define getter function for harmony exports
+/******/ 	__webpack_require__.d = function(exports, name, getter) {
+/******/ 		if(!__webpack_require__.o(exports, name)) {
+/******/ 			Object.defineProperty(exports, name, {
+/******/ 				configurable: false,
+/******/ 				enumerable: true,
+/******/ 				get: getter
+/******/ 			});
+/******/ 		}
+/******/ 	};
+/******/
+/******/ 	// getDefaultExport function for compatibility with non-harmony modules
+/******/ 	__webpack_require__.n = function(module) {
+/******/ 		var getter = module && module.__esModule ?
+/******/ 			function getDefault() { return module['default']; } :
+/******/ 			function getModuleExports() { return module; };
+/******/ 		__webpack_require__.d(getter, 'a', getter);
+/******/ 		return getter;
+/******/ 	};
+/******/
+/******/ 	// Object.prototype.hasOwnProperty.call
+/******/ 	__webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); };
+/******/
+/******/ 	// __webpack_public_path__
+/******/ 	__webpack_require__.p = "";
+/******/
+/******/ 	// Load entry module and return exports
+/******/ 	return __webpack_require__(__webpack_require__.s = 6);
+/******/ })
+/************************************************************************/
+/******/ ({
+
+/***/ 0:
+/***/ (function(module, exports, __webpack_require__) {
+
+"use strict";
+
+
+exports.__esModule = true;
+var win = typeof window !== "undefined" && window || {};
+
+exports.window = win;
+var console = exports.console = win.console;
+var document = exports.document = win.document;
+var history = exports.history = win.history;
+var localStorage = exports.localStorage = win.localStorage;
+var location = exports.location = win.location;
+var sessionStorage = exports.sessionStorage = win.sessionStorage;
+var navigator = exports.navigator = win.navigator;
+var JSON = exports.JSON = win.JSON;
+var RegExp = exports.RegExp = win.RegExp;
+var parseFloat = exports.parseFloat = win.parseFloat;
+var performance = exports.performance = win.performance;
+
+/***/ }),
+
+/***/ 6:
+/***/ (function(module, exports, __webpack_require__) {
+
+"use strict";
+
+
+exports.__esModule = true;
+
+var _browser = __webpack_require__(0);
+
+exports["default"] = function (eg) {
+	if (!eg || !eg.Persist) {
+		return;
+	}
+
+	var GLOBAL_KEY = "KEY___persist___";
+	var oldConstructor = eg.Persist.prototype;
+	var isNeeded = eg.Persist.isNeeded;
+	var StorageManager = eg.Persist.StorageManager;
+
+	eg.Persist = function Persist(key, value) {
+		// when called as plain method
+		if (!(this instanceof Persist)) {
+			if (arguments.length === 0) {
+				return StorageManager.getStateByKey(GLOBAL_KEY);
+			}
+
+			if (arguments.length === 1 && typeof key !== "string") {
+				var value_ = key;
+
+				StorageManager.setStateByKey(GLOBAL_KEY, value_);
+				return undefined;
+			}
+
+			if (arguments.length === 2) {
+				StorageManager.setStateByKey(key, value);
+			}
+
+			return StorageManager.getStateByKey(key);
+		}
+
+		// when called as constructer
+		this.key = key;
+		return undefined;
+	};
+	eg.Persist.isNeeded = isNeeded;
+	eg.Persist.prototype = oldConstructor;
+	return eg.Persist;
+}(_browser.window.eg);
+
+/* eslint-enable */
+/* eslint-disable */
+
+
+module.exports = exports["default"];
+
+/***/ })
+
+/******/ });
+});