Commit 05: Express FWK installed (node_modules) not pushed
Commit 06: Index created to setup App
Commit 07: http server to listen w/port3000
Commit 08: Commenting added explaining code
Commit 09: Basic App w/server PASS ($ node index.js)
Commit 10: Refactored route handler to use sendfile
Commit 11: Created index.html for route handler (sendfile)
Commit 13: Populated basic HTML structure
Commit 14: Added HTML styling (UX)
Commit 15: Specifed absolute (NOT relative) path for res.sendFile
Commit 16: Socket.IO module installed/dependency to JSON file
Commit 17: Socket.IO initialised/listen on 'connection' event
Commit 18: Commenting added explaining Socket.IO
Commit 19: HTML added loading socket.io client
Commit 20: Typed user MSG received as chat MSG event
Commit 21: Chat MSG 'event' is now printed
Commit 22: MSG emitted from server, sent to everyone
Commit 23: MSG event captured/inc.in HTML page w/JS
Commit 24: Correction/MSG's now broadcast to ALL w/io.emit
Commit 25: README written/released