removed admin/index view
#77, #78, #79 issues have been considered
#77 revise html tag for bootstrap convetion
Merge pull request #75 from DonutWorks/refactor/remove-admin-index

removed admin/index view
Merge branch 'master' of https://github.com/DonutWorks/Ari into feat/issue-#77

Conflicts:
	.DS_Store
	app/assets/.DS_Store
Merge pull request #84 from DonutWorks/feat/issue-#77

#77, #78, #79 issues have been considered
리팩토링
Merge branch 'master' of https://github.com/DonutWorks/Ari into feat/comment-parsing

Conflicts:
	app/controllers/admin/export_excel_controller.rb