Updated readme for python packaged version

README.md

@@ -2,8 +2,36 @@
 
 A React + Redux web application for exploring large scale single cell RNA sequence data.
 
-##### Quickstart:
-* `cd client`
-* `npm install`
-* `npm start`
-* `localhost:3000`
+### Requirements
+- OS: OSX, Windows, Linux
+- python 3.6
+- npm
+- Google Chrome
+
+
+## Installation
+
+#### clone project
+
+    git clone https://github.com/chanzuckerberg/cellxgene.git
+
+#### install client 
+
+    cd cellxgene
+    ./bin/build-client
+
+#### To use with virtual env for python (optional, but recommended)
+
+    python3 -m venv <env name>
+    source <env name>/bin/activate
+
+#### install server
+
+    python setup.py install
+
+#### run (with demo data)
+
+    cellxgene
+   
+   
+*Thanks to Alex Wolf his help with test data*