docs: update README (#174)

README.md

@@ -1,17 +1,26 @@
 # Web3Signer documentation
 
- Latest: [![Documentation Status](https://readthedocs.com/projects/pegasys-web3signer/badge/?version=latest)](https://docs.web3signer.consensys.net/en/latest/?badge=latest)
- Stable: [![Documentation Status](https://readthedocs.com/projects/pegasys-web3signer/badge/?version=stable)](https://docs.web3signer.consensys.net/en/stable/?badge=stable)
+[Web3Signer] is a transaction signing application to be used with a web3 provider. The software sources are hosted in the [Web3Signer] repository.
 
-[Web3Signer] is a transaction signing application to be used with a web3 provider.
+This documentation repo is built using [Docusaurus 2](https://docusaurus.io/).
 
-The software sources are hosted in [Web3Signer] repository.
+See [more](https://docs-template.consensys.net/) information about using Docusaurus quickly.
 
-This repository only contains the sources for [Web3Signer documentation website hosted by ReadTheDocs.com].
+### Contributing & Local Development
 
-This repository uses a Git submodule. Please refer to the [common tools wiki] for explanation about
-how to build and contribute to this documentation.
+    $ npm install
+    $ npm run prepare
+    $ npm start
+
+This command starts a local development server and opens up a browser window. Most changes are reflected live without having to restart the server.
+
+### Build
+
+    $ npm run build
+    $ npm run serve
+
+This command generates static content into the `build` directory.
+
+<!--- Links -->
 
 [Web3Signer]: https://github.com/Consensys/web3signer
-[common tools wiki]: https://github.com/Consensys/doc.common/wiki
-[Web3Signer documentation website hosted by ReadTheDocs.com]: https://docs.web3signer.consensys.net/