'title.send_invoice' => 'Slanje računa',
'title.charts' => 'Grafikoni',
'title.projects' => 'Projekti',
+// TODO: translate the following.
+// 'title.project_files' => 'Project Files',
'title.add_project' => 'Dodavanje projekta',
'title.edit_project' => 'Izmena projekta',
'title.delete_project' => 'Brisanje projekta',