add some packages

node_modules/array-unique/README.md

@@ -0,0 +1,51 @@
+# array-unique [![NPM version](https://badge.fury.io/js/array-unique.svg)](http://badge.fury.io/js/array-unique)  [![Build Status](https://travis-ci.org/jonschlinkert/array-unique.svg)](https://travis-ci.org/jonschlinkert/array-unique) 
+
+> Return an array free of duplicate values. Fastest ES5 implementation.
+
+## Install with [npm](npmjs.org)
+
+```bash
+npm i array-unique --save
+```
+
+## Usage
+
+```js
+var unique = require('array-unique');
+
+unique(['a', 'b', 'c', 'c']);
+//=> ['a', 'b', 'c']
+```
+
+## Related
+* [arr-diff](https://github.com/jonschlinkert/arr-diff): Returns an array with only the unique values from the first array, by excluding all values from additional arrays using strict equality for comparisons.
+* [arr-union](https://github.com/jonschlinkert/arr-union): Returns an array of unique values using strict equality for comparisons.
+* [arr-flatten](https://github.com/jonschlinkert/arr-flatten): Recursively flatten an array or arrays. This is the fastest implementation of array flatten.
+* [arr-reduce](https://github.com/jonschlinkert/arr-reduce): Fast array reduce that also loops over sparse elements.
+* [arr-map](https://github.com/jonschlinkert/arr-map): Faster, node.js focused alternative to JavaScript's native array map.
+* [arr-pluck](https://github.com/jonschlinkert/arr-pluck): Retrieves the value of a specified property from all elements in the collection.
+
+## Run tests
+Install dev dependencies.
+
+```bash
+npm i -d && npm test
+```
+
+## Contributing
+Pull requests and stars are always welcome. For bugs and feature requests, [please create an issue](https://github.com/jonschlinkert/array-unique/issues)
+
+## Author
+
+**Jon Schlinkert**
+ 
++ [github/jonschlinkert](https://github.com/jonschlinkert)
++ [twitter/jonschlinkert](http://twitter.com/jonschlinkert) 
+
+## License
+Copyright (c) 2015 Jon Schlinkert  
+Released under the MIT license
+
+***
+
+_This file was generated by [verb-cli](https://github.com/assemble/verb-cli) on March 24, 2015._