docs: add dev instructions to readme

Author: patrickmichalina

README.md

@@ -1,12 +1,14 @@
 # Fusing Angular CLI
 
+_Faster CLI tool for Angular_
+
 [![CircleCI](https://circleci.com/gh/patrickmichalina/fusing-angular-cli.svg?style=shield)](https://circleci.com/gh/patrickmichalina/fusing-angular-cli)
 [![Greenkeeper badge](https://badges.greenkeeper.io/patrickmichalina/fusing-angular-cli.svg)](https://greenkeeper.io/)
 [![dependencies Status](https://david-dm.org/patrickmichalina/fusing-angular-cli/status.svg)](https://david-dm.org/patrickmichalina/fusing-angular-cli)
 [![devDependencies Status](https://david-dm.org/patrickmichalina/fusing-angular-cli/dev-status.svg)](https://david-dm.org/patrickmichalina/fusing-angular-cli?type=dev)
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-WARNING: WORK IN PROGRESS
+**WARNING: WORK IN PROGRESS**
 
 ## Prerequisites
 
@@ -17,6 +19,8 @@ The CLI has dependencies that require Node 10.0.0 or higher, together with NPM 6
 * [Installation](#installation)
 * [Usage](#usage)
 * [Updating Fusing Angular CLI](#updating-fusing-angular-cli)
+* [Developing Fusing Angular CLI](#developing-fusing-angular-cli)
+* [License](#license)
 
 ## Installation
 
@@ -35,3 +39,29 @@ fng help
 ```bash
 npm i -g fusing-angular-cli@latest
 ```
+
+## Developing Fusing Angular CLI
+
+### Bundling and runnng the code
+
+```bash
+# to run local CLI
+$ npm start
+
+# to run local CLI w/ continuous testing
+$ npm run start.dev
+
+# issuing CLI commands to local build
+$ .build/fng [some commands go here]
+```
+
+### Testing your code
+
+```bash
+# test your code
+npm test
+```
+
+## License
+
+MIT