added icons instead of standard list item decorations, sans-serif font, some needed padding, improved serch bar
added missed icons
Merge pull request #33 from aarohmankad/master

Some design improvements.
Merge branch 'master' of https://github.com/frankcash/HackerQueue

Conflicts:
	app.js
	public/stylesheets/style.css
	views/main.jade