contacts updated for express and npm



details added in a new README I added:

# To Use:
* git clone
* cd to the directory this file is in
* `npm install` (will download the deps and install them to node_modules)
* `node server.js` (will start the server)
* open browser to http://localhost:3000

# Changes
#### nihildeb 2012-03-16: updated for newer express and npm
* removed copy of node_modules
* added package.js (npm deps)
* updated server js for latest express @2.5.8