修复一处重复引入

index.js

@@ -7,7 +7,6 @@
 
 require('./lib/object')
 require('./lib/array.v6')
-require('./lib/array')
 require('./lib/string')
 require('./lib/number')
 require('./lib/date')

package.json

@@ -1,15 +1,8 @@
 {
   "name": "es.shim",
-  "version": "2.0.1",
+  "version": "2.0.2",
   "description": "实现部分新API, 以及一些常用的扩展方法",
-  "keyworks": [
-    "es5",
-    "es6",
-    "es7",
-    "polyfill",
-    "extend",
-    "shim"
-  ],
+  "keyworks": ["es5", "es6", "es7", "polyfill", "extend", "shim"],
   "main": "index.js",
   "exports": {
     "require": "./index.js",