Fires up a local development server on a given port. 

Install
-------
Install [Node.js](http://nodejs.org), then run

```sh
$ npm install -g local-web-server
```

*Linux/Mac users may need to run the above with `sudo`*

Usage
-----
From the root folder of your site, run:
```sh
$ ws [port]
```
The `port` arg is optional, the default is 8000.