Using Google Resources
https://cloud.google.com/developers/articles/real-time-gaming-with-node-js-websocket-on-gcp
ITP class
http://itpwebclass.herokuapp.com/notes/week-3
Client dev tool: Chrome extension
https://chrome.google.com/webstore/detail/simple-websocket-client/pfdhoblngboilpfeibdedpjgfnlcodoo
Socket IO
http://socket.io/get-started/chat/