FEAT #15341 TIME 0:15 hide modal option

...istration/contact/list/import/contact-import.component.ts

.../app/administration/user/import/users-import.component.ts

...registeredMail/import/registered-mail-import.component.ts

src/frontend/app/viewer/document-viewer.component.ts

src/frontend/plugins/modal/confirm.component.html

src/frontend/plugins/modal/confirm.component.ts

src/lang/lang-en.json

src/lang/lang-fr.json

src/lang/lang-nl.json