has many belongs to
before link, access controllllllllllllll
ac done
ss
Merge branch 'master' of https://github.com/PostechAlumni/home

Conflicts:
	app/assets/stylesheets/bootstrap_and_overrides.css.scss
	app/controllers/boards_controller.rb
	app/controllers/certs_controller.rb
	app/controllers/fees_controller.rb
	app/controllers/users_controller.rb
	app/helpers/sessions_helper.rb
	app/models/board.rb
	app/models/cert.rb
	app/models/fee.rb
	app/models/user.rb
	app/views/boards/new.html.erb
	app/views/layouts/application.html.erb
	app/views/posts/_post_item.html.erb
	app/views/users/dummy.html.erb
	app/views/users/new1.html.erb
	config/routes.rb
	db/schema.rb
	db/seeds.rb
Merge pull request #4 from bigwigGit/master

fee, cert, appoint admin, admin의 user 승인, namespace implementation