diff --git a/src/Wallabag/CoreBundle/Resources/translations/messages.da.yml b/src/Wallabag/CoreBundle/Resources/translations/messages.da.yml
index e3ff21f14..97eb874d2 100644
--- a/src/Wallabag/CoreBundle/Resources/translations/messages.da.yml
+++ b/src/Wallabag/CoreBundle/Resources/translations/messages.da.yml
@@ -253,6 +253,11 @@ entry:
     confirm:
         # delete: "Are you sure you want to remove that article?"
         # delete_tag: "Are you sure you want to remove that tag from that article?"
+    metadata:
+        # reading_time: "Estimated reading time"
+        # reading_time_minutes_short: "%readingTime% min"
+        # address: "Address"
+        # added_on: "Added on"
 
 about:
     page_title: 'Om'
@@ -402,6 +407,7 @@ tag:
 
 # export:
 #     footer_template: '<div style="text-align:center;"><p>Produced by wallabag with %method%</p><p>Please open <a href="https://github.com/wallabag/wallabag/issues">an issue</a> if you have trouble with the display of this E-Book on your device.</p></div>'
+#     unknown: 'Unknown'
 
 import:
     # page_title: 'Import'
diff --git a/src/Wallabag/CoreBundle/Resources/translations/messages.de.yml b/src/Wallabag/CoreBundle/Resources/translations/messages.de.yml
index c297ffb5d..0cf3b138e 100644
--- a/src/Wallabag/CoreBundle/Resources/translations/messages.de.yml
+++ b/src/Wallabag/CoreBundle/Resources/translations/messages.de.yml
@@ -253,6 +253,11 @@ entry:
     confirm:
         delete: 'Bist du sicher, dass du diesen Artikel löschen möchtest?'
         delete_tag: 'Bist du sicher, dass du diesen Tag vom Artikel entfernen möchtest?'
+    metadata:
+        # reading_time: "Estimated reading time"
+        # reading_time_minutes_short: "%readingTime% min"
+        # address: "Address"
+        # added_on: "Added on"
 
 about:
     page_title: 'Über'
@@ -402,6 +407,7 @@ tag:
 
 export:
     footer_template: '<div style="text-align:center;"><p>Generiert von wallabag mit Hilfe von %method%</p><p>Bitte öffne <a href="https://github.com/wallabag/wallabag/issues">ein Ticket</a> wenn du ein Problem mit der Darstellung von diesem E-Book auf deinem Gerät hast.</p></div>'
+    # unknown: 'Unknown'
 
 import:
     page_title: 'Importieren'
diff --git a/src/Wallabag/CoreBundle/Resources/translations/messages.en.yml b/src/Wallabag/CoreBundle/Resources/translations/messages.en.yml
index 169ae728e..6085be140 100644
--- a/src/Wallabag/CoreBundle/Resources/translations/messages.en.yml
+++ b/src/Wallabag/CoreBundle/Resources/translations/messages.en.yml
@@ -253,6 +253,11 @@ entry:
     confirm:
         delete: "Are you sure you want to remove that article?"
         delete_tag: "Are you sure you want to remove that tag from that article?"
+    metadata:
+        reading_time: "Estimated reading time"
+        reading_time_minutes_short: "%readingTime% min"
+        address: "Address"
+        added_on: "Added on"
 
 about:
     page_title: 'About'
@@ -402,6 +407,7 @@ tag:
 
 export:
     footer_template: '<div style="text-align:center;"><p>Produced by wallabag with %method%</p><p>Please open <a href="https://github.com/wallabag/wallabag/issues">an issue</a> if you have trouble with the display of this E-Book on your device.</p></div>'
+    unknown: 'Unknown'
 
 import:
     page_title: 'Import'
diff --git a/src/Wallabag/CoreBundle/Resources/translations/messages.es.yml b/src/Wallabag/CoreBundle/Resources/translations/messages.es.yml
index 039a1867c..f2a8fb890 100644
--- a/src/Wallabag/CoreBundle/Resources/translations/messages.es.yml
+++ b/src/Wallabag/CoreBundle/Resources/translations/messages.es.yml
@@ -253,6 +253,11 @@ entry:
     confirm:
         # delete: "Are you sure you want to remove that article?"
         # delete_tag: "Are you sure you want to remove that tag from that article?"
+    metadata:
+        # reading_time: "Estimated reading time"
+        # reading_time_minutes_short: "%readingTime% min"
+        # address: "Address"
+        # added_on: "Added on"
 
 about:
     page_title: 'Acerca de'
@@ -402,6 +407,7 @@ tag:
 
 # export:
 #     footer_template: '<div style="text-align:center;"><p>Produced by wallabag with %method%</p><p>Please open <a href="https://github.com/wallabag/wallabag/issues">an issue</a> if you have trouble with the display of this E-Book on your device.</p></div>'
+#     unknown: 'Unknown'
 
 import:
     page_title: 'Importar'
diff --git a/src/Wallabag/CoreBundle/Resources/translations/messages.fa.yml b/src/Wallabag/CoreBundle/Resources/translations/messages.fa.yml
index b3f2eb584..a5cbd7ecb 100644
--- a/src/Wallabag/CoreBundle/Resources/translations/messages.fa.yml
+++ b/src/Wallabag/CoreBundle/Resources/translations/messages.fa.yml
@@ -253,6 +253,11 @@ entry:
     confirm:
         # delete: "Are you sure you want to remove that article?"
         # delete_tag: "Are you sure you want to remove that tag from that article?"
+    metadata:
+        # reading_time: "Estimated reading time"
+        # reading_time_minutes_short: "%readingTime% min"
+        # address: "Address"
+        # added_on: "Added on"
 
 about:
     page_title: 'درباره'
@@ -402,6 +407,7 @@ tag:
 
 # export:
 #     footer_template: '<div style="text-align:center;"><p>Produced by wallabag with %method%</p><p>Please open <a href="https://github.com/wallabag/wallabag/issues">an issue</a> if you have trouble with the display of this E-Book on your device.</p></div>'
+#     unknown: 'Unknown'
 
 import:
     page_title: 'درون‌ریزی'
diff --git a/src/Wallabag/CoreBundle/Resources/translations/messages.fr.yml b/src/Wallabag/CoreBundle/Resources/translations/messages.fr.yml
index 5cdd836ea..a36d84ae1 100644
--- a/src/Wallabag/CoreBundle/Resources/translations/messages.fr.yml
+++ b/src/Wallabag/CoreBundle/Resources/translations/messages.fr.yml
@@ -253,6 +253,11 @@ entry:
     confirm:
         delete: "Voulez-vous vraiment supprimer cet article ?"
         delete_tag: "Voulez-vous vraiment supprimer ce tag de cet article ?"
+    metadata:
+        reading_time: "Durée de lecture estimée"
+        reading_time_minutes_short: "%readingTime% min"
+        address: "Adresse"
+        added_on: "Ajouté le"
 
 about:
     page_title: "À propos"
@@ -402,6 +407,7 @@ tag:
 
 export:
     footer_template: '<div style="text-align:center;"><p>Généré par wallabag with %method%</p><p>Merci d''ouvrir <a href="https://github.com/wallabag/wallabag/issues">un ticket</a> si vous rencontrez des soucis d''affichage avec ce document sur votre support.</p></div>'
+    unknown: 'Inconnu'
 
 import:
     page_title: "Importer"
diff --git a/src/Wallabag/CoreBundle/Resources/translations/messages.it.yml b/src/Wallabag/CoreBundle/Resources/translations/messages.it.yml
index 83b3edcdd..1649c0e4f 100644
--- a/src/Wallabag/CoreBundle/Resources/translations/messages.it.yml
+++ b/src/Wallabag/CoreBundle/Resources/translations/messages.it.yml
@@ -253,6 +253,11 @@ entry:
     confirm:
         delete: "Vuoi veramente rimuovere quell'articolo?"
         delete_tag: "Vuoi veramente rimuovere quell'etichetta da quell'articolo?"
+    metadata:
+        # reading_time: "Estimated reading time"
+        # reading_time_minutes_short: "%readingTime% min"
+        # address: "Address"
+        # added_on: "Added on"
 
 about:
     page_title: 'A proposito'
@@ -402,6 +407,7 @@ tag:
 
 # export:
 #     footer_template: '<div style="text-align:center;"><p>Produced by wallabag with %method%</p><p>Please open <a href="https://github.com/wallabag/wallabag/issues">an issue</a> if you have trouble with the display of this E-Book on your device.</p></div>'
+#     unknown: 'Unknown'
 
 import:
     page_title: 'Importa'
diff --git a/src/Wallabag/CoreBundle/Resources/translations/messages.oc.yml b/src/Wallabag/CoreBundle/Resources/translations/messages.oc.yml
index 95bc9560f..e2298f1f6 100644
--- a/src/Wallabag/CoreBundle/Resources/translations/messages.oc.yml
+++ b/src/Wallabag/CoreBundle/Resources/translations/messages.oc.yml
@@ -253,6 +253,11 @@ entry:
     confirm:
         delete: "Sètz segur de voler suprimir aqueste article ?"
         delete_tag: "Sètz segur de voler levar aquesta etiqueta de l'article ?"
+    metadata:
+        # reading_time: "Estimated reading time"
+        # reading_time_minutes_short: "%readingTime% min"
+        # address: "Address"
+        # added_on: "Added on"
 
 about:
     page_title: 'A prepaus'
@@ -402,6 +407,7 @@ tag:
 
 export:
     footer_template: '<div style="text-align:center;"><p>Produch per wallabag amb %method%</p><p>Mercés de dobrir <a href="https://github.com/wallabag/wallabag/issues">una sollicitacion</a> s’avètz de problèmas amb l’afichatge d’aqueste E-Book sus vòstre periferic.</p></div>'
+    # unknown: 'Unknown'
 
 import:
     page_title: 'Importar'
diff --git a/src/Wallabag/CoreBundle/Resources/translations/messages.pl.yml b/src/Wallabag/CoreBundle/Resources/translations/messages.pl.yml
index a64e60b01..a5712733b 100644
--- a/src/Wallabag/CoreBundle/Resources/translations/messages.pl.yml
+++ b/src/Wallabag/CoreBundle/Resources/translations/messages.pl.yml
@@ -253,6 +253,11 @@ entry:
     confirm:
         delete: "Czy jesteś pewien, że chcesz usunąć ten artykuł?"
         delete_tag: "Czy jesteś pewien, że chcesz usunąć ten tag, z tego artykułu?"
+    metadata:
+        # reading_time: "Estimated reading time"
+        # reading_time_minutes_short: "%readingTime% min"
+        # address: "Address"
+        # added_on: "Added on"
 
 about:
     page_title: 'O nas'
@@ -401,7 +406,8 @@ tag:
         placeholder: 'Możesz dodać kilka tagów, oddzielając je przecinkami.'
 
 export:
-     footer_template: '<div style="text-align:center;"><p>Stworzone przez wallabag z %method%</p><p>Proszę zgłoś <a href="https://github.com/wallabag/wallabag/issues">sprawę</a>, jeżeli masz problem z wyświetleniem tego e-booka na swoim urządzeniu.</p></div>'
+    footer_template: '<div style="text-align:center;"><p>Stworzone przez wallabag z %method%</p><p>Proszę zgłoś <a href="https://github.com/wallabag/wallabag/issues">sprawę</a>, jeżeli masz problem z wyświetleniem tego e-booka na swoim urządzeniu.</p></div>'
+    # unknown: 'Unknown'
 
 import:
     page_title: 'Import'
diff --git a/src/Wallabag/CoreBundle/Resources/translations/messages.pt.yml b/src/Wallabag/CoreBundle/Resources/translations/messages.pt.yml
index 58d2d0587..1ccf49e1b 100644
--- a/src/Wallabag/CoreBundle/Resources/translations/messages.pt.yml
+++ b/src/Wallabag/CoreBundle/Resources/translations/messages.pt.yml
@@ -253,6 +253,11 @@ entry:
     confirm:
         # delete: "Are you sure you want to remove that article?"
         # delete_tag: "Are you sure you want to remove that tag from that article?"
+    metadata:
+        # reading_time: "Estimated reading time"
+        # reading_time_minutes_short: "%readingTime% min"
+        # address: "Address"
+        # added_on: "Added on"
 
 about:
     page_title: 'Sobre'
@@ -402,6 +407,7 @@ tag:
 
 # export:
 #     footer_template: '<div style="text-align:center;"><p>Produced by wallabag with %method%</p><p>Please open <a href="https://github.com/wallabag/wallabag/issues">an issue</a> if you have trouble with the display of this E-Book on your device.</p></div>'
+#     unknown: 'Unknown'
 
 import:
     page_title: 'Importar'
diff --git a/src/Wallabag/CoreBundle/Resources/translations/messages.ro.yml b/src/Wallabag/CoreBundle/Resources/translations/messages.ro.yml
index 564fed945..6c0e18e1c 100644
--- a/src/Wallabag/CoreBundle/Resources/translations/messages.ro.yml
+++ b/src/Wallabag/CoreBundle/Resources/translations/messages.ro.yml
@@ -253,6 +253,11 @@ entry:
     confirm:
         # delete: "Are you sure you want to remove that article?"
         # delete_tag: "Are you sure you want to remove that tag from that article?"
+    metadata:
+        # reading_time: "Estimated reading time"
+        # reading_time_minutes_short: "%readingTime% min"
+        # address: "Address"
+        # added_on: "Added on"
 
 about:
     page_title: 'Despre'
@@ -402,6 +407,7 @@ tag:
 
 # export:
 #     footer_template: '<div style="text-align:center;"><p>Produced by wallabag with %method%</p><p>Please open <a href="https://github.com/wallabag/wallabag/issues">an issue</a> if you have trouble with the display of this E-Book on your device.</p></div>'
+#     unknown: 'Unknown'
 
 import:
     # page_title: 'Import'
diff --git a/src/Wallabag/CoreBundle/Resources/translations/messages.ru.yml b/src/Wallabag/CoreBundle/Resources/translations/messages.ru.yml
index 5f210c934..48753b555 100644
--- a/src/Wallabag/CoreBundle/Resources/translations/messages.ru.yml
+++ b/src/Wallabag/CoreBundle/Resources/translations/messages.ru.yml
@@ -241,6 +241,11 @@ entry:
         save_label: 'Сохранить'
     public:
         shared_by_wallabag: "Запись была опубликована <a href='%wallabag_instance%'>wallabag</a>"
+    metadata:
+        # reading_time: "Estimated reading time"
+        # reading_time_minutes_short: "%readingTime% min"
+        # address: "Address"
+        # added_on: "Added on"
 
 about:
     page_title: 'О'
@@ -388,6 +393,10 @@ tag:
         add: 'Добавить'
         placeholder: 'Вы можете добавить несколько тегов, разделенных запятой.'
 
+# export:
+#     footer_template: '<div style="text-align:center;"><p>Produced by wallabag with %method%</p><p>Please open <a href="https://github.com/wallabag/wallabag/issues">an issue</a> if you have trouble with the display of this E-Book on your device.</p></div>'
+#     unknown: 'Unknown'
+
 import:
     page_title: 'Импорт'
     page_description: 'Добро пожаловать в импортер wallabag. Выберите сервис, из которого вы хотите перенести данные.'
diff --git a/src/Wallabag/CoreBundle/Resources/translations/messages.th.yml b/src/Wallabag/CoreBundle/Resources/translations/messages.th.yml
index 9d22f90d3..5524b1f12 100644
--- a/src/Wallabag/CoreBundle/Resources/translations/messages.th.yml
+++ b/src/Wallabag/CoreBundle/Resources/translations/messages.th.yml
@@ -251,6 +251,11 @@ entry:
     confirm:
         delete: "คุณแน่ใจหรือไม่ว่าคุณต้องการลบบทความนี้?"
         delete_tag: "คุณแน่ใจหรือไม่ว่าคุณต้องการลบแท็กจากบทความนี้?"
+    metadata:
+        # reading_time: "Estimated reading time"
+        # reading_time_minutes_short: "%readingTime% min"
+        # address: "Address"
+        # added_on: "Added on"
 
 about:
     page_title: 'เกี่ยวกับ'
@@ -400,6 +405,7 @@ tag:
 
 export:
     footer_template: '<div style="text-align:center;"><p>ผลิตโดย wallabag กับ %method%</p><p>ให้ทำการเปิด <a href="https://github.com/wallabag/wallabag/issues">ฉบับนี้</a> ถ้าคุณมีข้อบกพร่องif you have trouble with the display of this E-Book on your device.</p></div>'
+    # unknown: 'Unknown'
 
 import:
     page_title: 'นำข้อมูลเช้า'
diff --git a/src/Wallabag/CoreBundle/Resources/translations/messages.tr.yml b/src/Wallabag/CoreBundle/Resources/translations/messages.tr.yml
index 4c71f0b96..e2156d479 100644
--- a/src/Wallabag/CoreBundle/Resources/translations/messages.tr.yml
+++ b/src/Wallabag/CoreBundle/Resources/translations/messages.tr.yml
@@ -251,6 +251,11 @@ entry:
     confirm:
         # delete: "Are you sure you want to remove that article?"
         # delete_tag: "Are you sure you want to remove that tag from that article?"
+    metadata:
+        # reading_time: "Estimated reading time"
+        # reading_time_minutes_short: "%readingTime% min"
+        # address: "Address"
+        # added_on: "Added on"
 
 about:
     page_title: 'Hakkımızda'
@@ -400,6 +405,7 @@ tag:
 
 # export:
 #     footer_template: '<div style="text-align:center;"><p>Produced by wallabag with %method%</p><p>Please open <a href="https://github.com/wallabag/wallabag/issues">an issue</a> if you have trouble with the display of this E-Book on your device.</p></div>'
+#     unknown: 'Unknown'
 
 import:
     page_title: 'İçe Aktar'