front end interface
remove unnecessary files
added mongodb client
~ move style to style.styl
+ add signup page
+ add ejs-locals to dependencies
~ use layout instead of duplicating work across views
change hug to using layout
Merge branch 'master' of github.com:thanhhaimai/hug.me

Conflicts:
	app.js
	public/stylesheets/style.css
	public/stylesheets/style.styl
	routes/user.js
	views/layout.ejs
default location to berkeley
Merge branch 'master' of github.com:thanhhaimai/hug.me