I18n: Update translation nb (87%).

337 translated messages, 50 untranslated messages.

Transifex (https://www.transifex.com/projects/p/xfce/).
I18n: Update translation es (100%).

387 translated messages.

Transifex (https://www.transifex.com/projects/p/xfce/).
I18n: Update translation nb (95%).

370 translated messages, 17 untranslated messages.

Transifex (https://www.transifex.com/projects/p/xfce/).
I18n: Update translation nb (95%).

370 translated messages, 17 untranslated messages.

Transifex (https://www.transifex.com/projects/p/xfce/).
I18n: Update translation nb (100%).

387 translated messages.

Transifex (https://www.transifex.com/projects/p/xfce/).