css and landing page
Merge branch 'master' of https://github.com/s-loar/Divvy_Up into css

Conflicts:
	Gemfile.lock
	app/views/layouts/application.html.erb
	app/views/welcome/index.html.erb
	log/development.log
	tmp/cache/assets/development/sprockets/13fe41fee1fe35b49d145bcc06610705
	tmp/cache/assets/development/sprockets/2f5173deea6c795b8fdde723bb4b63af
	tmp/cache/assets/development/sprockets/357970feca3ac29060c1e3861e2c0953
	tmp/cache/assets/development/sprockets/cffd775d018f68ce5dba1ee0d951a994
	tmp/cache/assets/development/sprockets/d771ace226fc8215a3572e0aa35bb0d6
	tmp/cache/assets/development/sprockets/f7cbd26ba1d28d48de824f0e94586655