添加日志记录的全部查看功能。
	deleted:    config/locales/devise.en.yml
	deleted:    config/locales/en.yml
	deleted:    config/locales/simple_form.en.yml
	deleted:    config/locales/zh_CN.yml
Modify navbar status when logs tab selected.
Merge pull request #9 from howiloveyou/dev-v3.0

Dev v3.0