Translated
* label_display_authenticated_user_only
* lalel_check_if_banner_show_only_login_page
Merge pull request #41 from jwalkerbg/master

Translated labels to Bulgarian language
Fixed bug that banner tab is now shown on project setting.
Update Korean translation file. (r-labs issue 1329).
Fixed bug for timer setting. (Does not work checkbox.) (r-lab's issue #1337)
Update test code. (r-lab's issue #1337)
Add related link field for more information. (r-labs: #1339)