added admin login page logo
modified ToS - Privacy Policy
translated 'Dear user, log in to access the admin area!'
modified 이벤트 내역 to 활동 내역
move to activity show after removing a notice
move to activity show when clicked cancel button @ notice new
Merge branch 'develop' of github.com:DonutWorks/Ari into develop

Conflicts:
	app/views/devise/sessions/new.html.erb