#102 user can be removed and modifed
수정/삭제 시 메시지를 띄우고 버튼 간격 조절
routes fix
Merge branch 'master' of github.com:DonutWorks/Ari into feat/modify-user

Conflicts:
	app/controllers/admin/import_controller.rb
	config/routes.rb
Merge pull request #122 from DonutWorks/feat/modify-user

Feat/modify user