A few more session 3 demos
Merge branch 'master' of https://github.com/tjnicolaides/uarts5440_demos

Conflicts:
	session-3/js/04-arguments.js
	session-3/js/11-errors.js
Merge branch 'master' of https://github.com/tjnicolaides/uarts5440_demos
Session 5 and Session 6 demos