Add npm start script and development instructions

.gitignore

@@ -0,0 +1 @@
+node_modules

README.md

@@ -61,6 +61,15 @@ You're done!
 
 ---
 
+## Developing
+
+1. [Clone this repo](https://help.github.com/en/articles/cloning-a-repository) with git.
+1. Install dependencies by running `npm install` within the `postwoman` directory.
+1. Start the development server with `npm start`.
+1. Open development site by going to [http://localhost:8080](http://localhost:8080) in your browser.
+
+---
+
 ## Contributing
 
 Please read [CONTRIBUTING](CONTRIBUTING.md) for details on our [CODE OF CONDUCT](CODE_OF_CONDUCT.md), and the process for submitting pull requests to us.

package.json

@@ -8,9 +8,11 @@
 	"author": "liyasthomas",
 	"version": "0.1.0",
 	"devDependencies": {
+		"http-server": "^0.11.1",
 		"jshint": "^2.10.2"
 	},
 	"scripts": {
+		"start": "http-server",
 		"test": "jshint travis.js"
 	}
 }