-'title.add_invoice' => 'Ajouter une facture', // TODO: use a noun.
-'title.view_invoice' => 'Voir la facture', // TODO: use a noun.
-'title.delete_invoice' => 'Supprimer la facture', // TODO: use a noun.
-// TODO: translate the following strings.
-// 'title.notifications' => 'Notifications',
-// 'title.add_notification' => 'Adding Notification',
-// 'title.edit_notification' => 'Editing Notification',
-// 'title.delete_notification' => 'Deleting Notification',
-// 'title.monthly_quotas' => 'Monthly Quotas',
-'title.export' => 'Exporter les données', // TODO: use a noun.
-'title.import' => 'Importer les données', // TODO: use a noun.
+'title.add_invoice' => 'Ajout d\\\'une facture',
+'title.view_invoice' => 'Visionnement d\\\'une facture',
+'title.delete_invoice' => 'Suppression d\\\'une facture',
+'title.notifications' => 'Notifications',
+'title.add_notification' => 'Ajout d\\\'une notification',
+'title.edit_notification' => 'Modification d\\\'une notification',
+'title.delete_notification' => 'Suppression d\\\'une notification',
+'title.monthly_quotas' => 'Quotas mensuels',
+'title.export' => 'Exportation des données',
+'title.import' => 'Importation des données',