Implement basic User model with admin/login/logout/registration capability with admin dashboard (active-admin and devise gem). Downgrade jquery gem for active-admin.
Merge remote-tracking branch 'origin/master'

Conflicts:
	Gemfile.lock
	app/views/welcome/index.html.haml
	db/schema.rb
	db/seeds.rb
Add signin/signout button to header. No longer track Gemfile.lock file.