1. Run the server:
Via command line, navigate to ServerApp and execute:
node server_app.js

2. HTTP client:
- Chrome instructions:
Disable web security: 

alias chrome="open /Applications/Google\ Chrome.app/ --args --disable-web-security"

chrome

Open client.html

- Safari - works as is

3. Android app:
Supported on KitKat
(android:targetSdkVersion="19")