docs: update README for poa and pow

README.md

@@ -1,16 +1,18 @@
-Ethereum POA-Network Stats
+Ethereum Network Stats with POA support
 ============
 [![Build Status][travis-image]][travis-url] [![dependency status][dep-image]][dep-url]
 
-This is a visual interface for tracking proof-of-authority network status. It uses WebSockets to receive stats from running nodes and output them through an angular interface. It is the front-end implementation for [netstats-client](https://github.com/goerli/netstats-client).
+This is a visual interface for tracking proof-of-work and proof-of-authority network status. It uses WebSockets to receive stats from running nodes and output them through an angular interface. It is the front-end implementation for [netstats-client](https://github.com/goerli/netstats-client).
+
+## Proof-of-Authority
 
 ![Screenshot](src/poa/images/screenshot-v0.1.0.png "Screenshot")
 
-## Prerequisite
+### Prerequisite
 * node
 * npm
 
-## Installation
+### Installation
 Make sure you have node.js and npm installed.
 
 Clone the repository and install the dependencies
@@ -22,18 +24,31 @@ npm install
 sudo npm install -g grunt-cli
 ```
 
-## Build the resources
+### Build
 In order to build the static files you have to run grunt tasks which will generate dist directories containing the js and css files, fonts and images.
 
 ```bash
-grunt
+grunt poa
+```
+
+### Run
+
+```bash
+WS_SECRET="asdf" npm start
 ```
+see the interface at http://localhost:3000
+
+## Proof-of-Work
 
-## Run
+![Screenshot](src/poa/images/screenshot-v0.0.6.png "Screenshot")
+
+Same as above, just run the `pow` build task in Grunt.
 
 ```bash
+grunt pow
 WS_SECRET="asdf" npm start
 ```
+
 see the interface at http://localhost:3000
 
 [travis-image]: https://travis-ci.org/goerli/netstats-server.svg