updated frontend
Merge branch 'master' of github.com:ingridh/railsdecalproj2

Conflicts:
	app/views/layouts/_navigation_links.html.erb
	db/development.sqlite3
	log/development.log
	tmp/cache/assets/development/sprockets/2f5173deea6c795b8fdde723bb4b63af
	tmp/cache/assets/development/sprockets/88d619ecb1068dbdbe8eba7c0056e44c
	tmp/cache/assets/development/sprockets/8ab512c9b33ac90e699b73469d71f061
	tmp/cache/assets/development/sprockets/bcca522c6302f184f12fe0e8a7d7e71a
	tmp/cache/assets/development/sprockets/c13fc73ceafa45876a901b3e775b83ae
	tmp/cache/assets/development/sprockets/f7cbd26ba1d28d48de824f0e94586655
	tmp/cache/assets/development/sprockets/f81ef22356076e422f5227369b10fa60
	tmp/cache/assets/development/sprockets/fa6b53e34e4abad5deba3f8a4b016f50