Updating readme

Author: jasongrout

CONTRIBUTING.md

@@ -1,15 +1,15 @@
-# Contributing to lumino
+# Contributing to Lumino
 
-lumino is a subproject of Project Jupyter and subject to the [Jupyter governance](https://github.com/jupyter/governance) and [Code of conduct](https://github.com/jupyter/governance/blob/master/conduct/code_of_conduct.md).
+Lumino is a subproject of Project Jupyter and subject to the [Jupyter governance](https://github.com/jupyter/governance) and [Code of conduct](https://github.com/jupyter/governance/blob/master/conduct/code_of_conduct.md).
 
 ## General Guidelines
 
 For general documentation about contributing to Jupyter projects, see the [Project Jupyter Contributor Documentation](https://jupyter.readthedocs.io/en/latest/contributor/content-contributor.html).
 
 ## Setting up a development environment
 
-lumino requires [nodejs](https://nodejs.org/en/) and [yarn](https://yarnpkg.com/lang/en/) for local development.  After
-cloning lumino, run the following to install dependencies and build the source:
+Lumino requires [nodejs](https://nodejs.org/en/) and [yarn](https://yarnpkg.com/lang/en/) for local development.  After
+cloning Lumino, run the following to install dependencies and build the source:
 
 ```bash
 yarn
@@ -29,7 +29,7 @@ yarn test  # optionally test:chrome, test:firefox, or test:ie
 
 ## Examples
 
-lumino examples are in the `examples/` folder.  To build and run an example:
+Lumino examples are in the `examples/` folder.  To build and run an example:
 
 ```bash
 yarn build:examples

README.md

@@ -1,14 +1,16 @@
-# lumino
+# Lumino
 
 [![Build Status](https://travis-ci.org/jupyterlab/lumino.svg?branch=master)](https://travis-ci.org/jupyterlab/lumino)
 
-lumino is a set of JavaScript packages, written in TypeScript, that provide
-a rich set of widgets, layouts, events, and data structures. These enable
-developers to construct advanced, production-quality, desktop-like web
-applications that would be otherwise impossible using CSS alone.
+Lumino is a set of JavaScript packages, written in TypeScript, that provide
+a rich toolkit of widgets, layouts, events, and data structures. These enable
+developers to construct extensible high-performance desktop-like web
+applications, such as JupyterLab. Lumino was formerly known as PhosphorJS.
 
-lumino follows the Jupyter [Community Guides](https://jupyter.readthedocs.io/en/latest/community/content-community.html).
+Lumino is Jupyter project and follows the Jupyter
+[Community Guides and Code of Conduct](https://jupyter.readthedocs.io/en/latest/community/content-community.html).
 
-# Development
+## Development
 
-See [CONTRIBUTING.md](./CONTRIBUTING.md) to know how to contribute and set up a development environment.
+See [CONTRIBUTING.md](./CONTRIBUTING.md) to know how to contribute and set up
+a development environment.

RELEASE.md

@@ -1,11 +1,10 @@
-Release instructions for lumino
+# Release instructions for Lumino
 
 Check for releases since the last published version to determine appropriate
 patch/minor/major version changes.
 If a dependent package moves by minor/major, then that package needs to jump
 minor/major as well.
 
-
 ```bash
 git clean -dfx
 yarn