diff --git a/combo/locale/fr/LC_MESSAGES/django.po b/combo/locale/fr/LC_MESSAGES/django.po
index 4e488233..88a4b7f7 100644
--- a/combo/locale/fr/LC_MESSAGES/django.po
+++ b/combo/locale/fr/LC_MESSAGES/django.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: combo 0\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2019-05-27 11:52+0000\n"
+"POT-Creation-Date: 2019-07-03 08:41+0000\n"
 "PO-Revision-Date: 2019-05-15 07:37+0200\n"
 "Last-Translator: Thomas NOËL <tnoel@entrouvert.com>\n"
 "Language: French\n"
@@ -190,9 +190,9 @@ msgstr "La durée minimale de réservation est %s."
 #: apps/dataviz/models.py:67 apps/gallery/models.py:30
 #: apps/gallery/models.py:57 apps/lingo/models.py:620 apps/lingo/models.py:727
 #: apps/maps/models.py:250 apps/newsletters/models.py:42 apps/wcs/models.py:43
-#: apps/wcs/models.py:124 data/models.py:126 data/models.py:850
-#: data/models.py:904 data/models.py:950 data/models.py:1269
-#: data/models.py:1398
+#: apps/wcs/models.py:124 data/models.py:126 data/models.py:855
+#: data/models.py:909 data/models.py:955 data/models.py:1277
+#: data/models.py:1406
 msgid "Title"
 msgstr "Titre"
 
@@ -260,9 +260,9 @@ msgid "Data Visualisation"
 msgstr "Visualisation de données"
 
 #: apps/dataviz/models.py:30 apps/dataviz/models.py:68
-#: apps/notifications/models.py:74 apps/wcs/models.py:44 data/models.py:851
-#: data/models.py:905 data/models.py:951 data/models.py:1270
-#: data/models.py:1400
+#: apps/notifications/models.py:76 apps/wcs/models.py:44 data/models.py:856
+#: data/models.py:910 data/models.py:956 data/models.py:1278
+#: data/models.py:1408
 msgid "URL"
 msgstr "URL"
 
@@ -505,7 +505,7 @@ msgstr "TIPI"
 
 #: apps/lingo/models.py:90 apps/lingo/models.py:107
 #: apps/lingo/templates/lingo/combo/items.html:11 apps/maps/models.py:97
-#: apps/notifications/models.py:72 apps/pwa/models.py:87
+#: apps/notifications/models.py:74 apps/pwa/models.py:105
 msgid "Label"
 msgstr "Libellé"
 
@@ -665,7 +665,7 @@ msgstr "Transactions récentes"
 msgid "Basket Link"
 msgstr "Lien vers le panier"
 
-#: apps/lingo/models.py:621 data/models.py:733 data/models.py:738
+#: apps/lingo/models.py:621 data/models.py:738 data/models.py:743
 msgid "Text"
 msgstr "Texte"
 
@@ -733,7 +733,7 @@ msgstr "Formulaire de paiement TIPI"
 #: apps/lingo/templates/lingo/regie_list.html:26
 #: apps/maps/templates/maps/manager_home.html:17
 #: apps/pwa/templates/combo/pwa/manager_home.html:44
-#: manager/templates/combo/page_view.html:75
+#: manager/templates/combo/page_view.html:80
 msgid "remove"
 msgstr "supprimer"
 
@@ -1408,7 +1408,7 @@ msgstr "Icône du marqueur"
 msgid "Icon colour"
 msgstr "Couleur de l'icône"
 
-#: apps/maps/models.py:104 data/models.py:1273
+#: apps/maps/models.py:104 data/models.py:1281
 msgid "Cache duration"
 msgstr "Durée de cache"
 
@@ -1518,7 +1518,7 @@ msgstr "Utiliser des icônes sur la page d'accueil"
 msgid "Extra CSS"
 msgstr "CSS supplémentaire"
 
-#: apps/momo/models.py:52 apps/pwa/models.py:91
+#: apps/momo/models.py:52 apps/pwa/models.py:109
 msgid "Icon"
 msgstr "Icône"
 
@@ -1667,39 +1667,39 @@ msgstr ""
 "Une erreur est survenue lors de la sauvegarde des vo abonnements. Veuillez "
 "essayer plus tard."
 
-#: apps/notifications/__init__.py:22 apps/notifications/models.py:82
+#: apps/notifications/__init__.py:22 apps/notifications/models.py:84
 msgid "Notification"
 msgstr "Notification"
 
-#: apps/notifications/models.py:73
+#: apps/notifications/models.py:75
 msgid "Body"
 msgstr "Corps"
 
-#: apps/notifications/models.py:75
+#: apps/notifications/models.py:77
 msgid "Origin"
 msgstr "Origne"
 
-#: apps/notifications/models.py:76
+#: apps/notifications/models.py:78
 msgid "Start date and time"
 msgstr "Date et heure de début"
 
-#: apps/notifications/models.py:77
+#: apps/notifications/models.py:79
 msgid "End date and time"
 msgstr "Date et heure de fin"
 
-#: apps/notifications/models.py:78
+#: apps/notifications/models.py:80
 msgid "Acked"
 msgstr "Validée"
 
-#: apps/notifications/models.py:79
+#: apps/notifications/models.py:81
 msgid "External identifier"
 msgstr "Identifiant externe"
 
-#: apps/notifications/models.py:167
+#: apps/notifications/models.py:169
 msgid "Loading notifications..."
 msgstr "Chargement des notifications…"
 
-#: apps/notifications/models.py:170
+#: apps/notifications/models.py:172
 msgid "User Notifications"
 msgstr "Notifications à l'usager"
 
@@ -1707,7 +1707,7 @@ msgstr "Notifications à l'usager"
 msgid "Notifications"
 msgstr "Notifications"
 
-#: apps/notifications/templates/combo/notificationscell.html:21
+#: apps/notifications/templates/combo/notificationscell.html:20
 msgid "No notifications."
 msgstr "Aucune notification."
 
@@ -1715,59 +1715,63 @@ msgstr "Aucune notification."
 msgid "Mobile Application (PWA)"
 msgstr "Application mobile (PWA)"
 
-#: apps/pwa/manager_views.py:73
+#: apps/pwa/manager_views.py:74
 msgid "A label is required when no page is selected."
 msgstr "Un libellé est obligatoire quand une page n'est pas sélectionnée."
 
-#: apps/pwa/manager_views.py:75
+#: apps/pwa/manager_views.py:76
 msgid "An URL is required when no page is selected."
 msgstr "Une URL est obligatoire quand une page n'est pas sélectionnée."
 
-#: apps/pwa/manager_views.py:77
+#: apps/pwa/manager_views.py:78
 msgid "An URL cannot be specified when a page is selected."
 msgstr "Une URL ne peut pas être renseignée quand une page est sélectionnée."
 
-#: apps/pwa/models.py:40
+#: apps/pwa/models.py:42
 msgid "Application Name"
 msgstr "Nom de l'application"
 
-#: apps/pwa/models.py:44
+#: apps/pwa/models.py:46
 msgid "Application Icon"
 msgstr "Icône de l'application"
 
-#: apps/pwa/models.py:45
+#: apps/pwa/models.py:47
 msgid "Should be a square of at least 512×512 pixels."
 msgstr "Devrait être un carré d'au moins 512 pixels de côté."
 
-#: apps/pwa/models.py:50
+#: apps/pwa/models.py:52
 msgid "Offline Information Text"
 msgstr "Texte d'information non-connecté"
 
-#: apps/pwa/models.py:51
+#: apps/pwa/models.py:53
 msgid "You are currently offline."
 msgstr "Vous n'avez pas de connexion réseau."
 
-#: apps/pwa/models.py:53
+#: apps/pwa/models.py:55
 msgid "Include Retry Button"
 msgstr "Inclure un bouton pour réessayer"
 
-#: apps/pwa/models.py:88
+#: apps/pwa/models.py:57
+msgid "Enable subscription to push notifications"
+msgstr "Activer la possibilité de s'abonner à des notifications « push »"
+
+#: apps/pwa/models.py:106
 msgid "External URL"
 msgstr "URL externe"
 
-#: apps/pwa/models.py:90 data/models.py:853
+#: apps/pwa/models.py:108 data/models.py:858
 msgid "Internal link"
 msgstr "Lien interne"
 
-#: apps/pwa/models.py:92 data/models.py:491
+#: apps/pwa/models.py:110 data/models.py:496
 msgid "Extra classes for CSS styling"
 msgstr "Classes supplémentaires pour le style par CSS"
 
-#: apps/pwa/models.py:96
+#: apps/pwa/models.py:114
 msgid "Display notification count"
 msgstr "Afficher le nombre de notifications"
 
-#: apps/pwa/models.py:99
+#: apps/pwa/models.py:117
 msgid "Use user name as label"
 msgstr "Utiliser le nom de l'usager comme libellé"
 
@@ -1974,7 +1978,7 @@ msgstr ""
 "de suivi, indiquez ce dernier ci-dessous : "
 
 #: apps/wcs/templates/combo/wcs/tracking_code_input.html:16
-#: apps/wcs/views.py:73
+#: apps/wcs/views.py:76
 msgid "The tracking code could not been found."
 msgstr "Le code de suivi n'a pas pu être trouvé."
 
@@ -1982,7 +1986,7 @@ msgstr "Le code de suivi n'a pas pu être trouvé."
 msgid "ex: CNPHNTFB"
 msgstr "ex. : CNPHNTFB"
 
-#: apps/wcs/views.py:91
+#: apps/wcs/views.py:95
 #, python-format
 msgid "Use tracking code %s"
 msgstr "Utiliser le code de suivi %s"
@@ -1991,7 +1995,7 @@ msgstr "Utiliser le code de suivi %s"
 msgid "Page Contents"
 msgstr "Contenu des pages"
 
-#: data/models.py:127 data/models.py:490
+#: data/models.py:127 data/models.py:495
 msgid "Slug"
 msgstr "Slug"
 
@@ -2019,11 +2023,11 @@ msgstr "Exclure de la navigation"
 msgid "Redirect URL"
 msgstr "URL de redirection"
 
-#: data/models.py:139 data/models.py:333 data/models.py:493
+#: data/models.py:139 data/models.py:338 data/models.py:498
 msgid "Public"
 msgstr "Publique"
 
-#: data/models.py:140 data/models.py:499 manager/forms.py:116
+#: data/models.py:140 data/models.py:504 manager/forms.py:121
 msgid "Groups"
 msgstr "Groupes"
 
@@ -2031,82 +2035,82 @@ msgstr "Groupes"
 msgid "Picture"
 msgstr "Image"
 
-#: data/models.py:239
+#: data/models.py:244
 #, python-format
 msgid "Unknown (%s)"
 msgstr "Inconnu (%s)"
 
-#: data/models.py:334
+#: data/models.py:339
 #, python-format
 msgid "Private (%s)"
 msgstr "Privée (%s)"
 
-#: data/models.py:452
+#: data/models.py:457
 msgid "deletion"
 msgstr "suppression"
 
-#: data/models.py:498
+#: data/models.py:503
 msgid "Restrict to unlogged users"
 msgstr "Restreindre aux utilisateurs non connectés"
 
-#: data/models.py:515
+#: data/models.py:520
 msgid "Loading..."
 msgstr "Chargement…"
 
-#: data/models.py:789
+#: data/models.py:794
 msgid "Fortune"
 msgstr "Fortune du jour"
 
-#: data/models.py:811
+#: data/models.py:816
 msgid "Unlock Marker"
 msgstr "Marqueur de déblocage"
 
-#: data/models.py:819
+#: data/models.py:824
 msgid "Depth"
 msgstr "Profondeur"
 
-#: data/models.py:821
+#: data/models.py:826
 msgid "Initial Level"
 msgstr "Niveau initial"
 
-#: data/models.py:822
+#: data/models.py:827
 msgid "Same as page"
 msgstr "Identique à la page"
 
-#: data/models.py:825
+#: data/models.py:830
 msgid "Root Page"
 msgstr "Page racine"
 
-#: data/models.py:830
+#: data/models.py:835
 msgid "Menu"
 msgstr "Menu"
 
-#: data/models.py:854
+#: data/models.py:859
 msgid "Anchor"
 msgstr "Ancre"
 
-#: data/models.py:859
+#: data/models.py:864
 msgid "Link"
 msgstr "Lien"
 
-#: data/models.py:906
+#: data/models.py:911
 msgid "Maximum number of entries"
 msgstr "Nombre maximum d'entrées"
 
-#: data/models.py:912
+#: data/models.py:917
 msgid "RSS/Atom Feed"
 msgstr "Flux RSS/Atom"
 
-#: data/models.py:952
+#: data/models.py:957
 msgid "Empty label"
 msgstr "Libellé pour l'option par défaut"
 
-#: data/models.py:953 data/models.py:962
+#: data/models.py:958 data/models.py:967
 #: manager/templates/combo/page_view.html:25
 msgid "Parameters"
 msgstr "Paramètres"
 
-#: data/models.py:954
+#: data/models.py:959
 msgid ""
 "Must be a JSON list, containing dictionaries with 3 keys: name, value and "
 "optionnally roles; name must be a string, value must be a dictionary and "
@@ -2119,65 +2123,65 @@ msgstr ""
 "rôle.  Les noms de rôles permettent de restreindre la visibilité de "
 "l'élément."
 
-#: data/models.py:972
+#: data/models.py:977
 msgid "it must be a list"
 msgstr "doit être une liste"
 
-#: data/models.py:974
+#: data/models.py:979
 msgid "it must be a list of dictionaries"
 msgstr "doit être une liste de dictionnaires"
 
-#: data/models.py:976
+#: data/models.py:981
 msgid "permitted keys in the dictionaries are name, roles and value"
 msgstr "les clés autorisées sont name, roles et value"
 
-#: data/models.py:981
+#: data/models.py:986
 msgid "roles must be a list"
 msgstr "roles doit être une liste"
 
-#: data/models.py:983
+#: data/models.py:988
 msgid "roles must be a list of strings"
 msgstr "roles doit être une liste de chaînes"
 
-#: data/models.py:985
+#: data/models.py:990
 msgid "role's names must be unique in a list of roles"
 msgstr "les noms de rôle doivent être uniques"
 
-#: data/models.py:989
+#: data/models.py:994
 #, python-format
 msgid "role(s) %s do(es) not exist"
 msgstr "Le ou les rôles %s n'existent pas"
 
-#: data/models.py:991
+#: data/models.py:996
 msgid "name must be a string"
 msgstr "name doit être une chaîne"
 
-#: data/models.py:995
+#: data/models.py:1000
 msgid "names must be unique"
 msgstr "Les noms doivent être uniques"
 
-#: data/models.py:1001
+#: data/models.py:1006
 #, python-format
 msgid "Parameters does not validate the expected schema: %s"
 msgstr "Les paramètres ne correspondent pas au schéma attendu : %s"
 
-#: data/models.py:1041
+#: data/models.py:1046
 msgid "Same as parent"
 msgstr "Identique à la page parente"
 
-#: data/models.py:1271
+#: data/models.py:1279
 msgid "Display Template"
 msgstr "Gabarit d'affichage"
 
-#: data/models.py:1274
+#: data/models.py:1282
 msgid "Force asynchronous mode"
 msgstr "Forcer le mode asynchrone"
 
-#: data/models.py:1276
+#: data/models.py:1284
 msgid "Variable names"
 msgstr "Noms des variables"
 
-#: data/models.py:1277
+#: data/models.py:1285
 msgid ""
 "Comma separated list of query-string variables to be copied in template "
 "context"
@@ -2185,19 +2189,19 @@ msgstr ""
 "Liste des variables de la query-string à envoyer dans le contexte pour le "
 "template (noms séparés par des virgules)"
 
-#: data/models.py:1279
+#: data/models.py:1287
 msgid "Request timeout"
 msgstr "Expiration des requêtes"
 
-#: data/models.py:1280
+#: data/models.py:1288
 msgid "In seconds. Use 0 for default system timeout"
 msgstr "En secondes.  Utiliser 0 pour le délai d'expliration par défaut."
 
-#: data/models.py:1283
-msgid "JSON Feed"
-msgstr "Fil JSON"
+#: data/models.py:1291
+msgid "JSON Prototype"
+msgstr "Prototype JSON"
 
-#: data/models.py:1310
+#: data/models.py:1318
 msgid "Extra"
 msgstr "Extra"
 
@@ -2206,35 +2210,35 @@ msgstr "Extra"
 msgid "Missing groups: %s"
 msgstr "Rôles manquants : %s"
 
-#: manager/forms.py:43
+#: manager/forms.py:45
 msgid "Slug must be unique"
 msgstr "Le slug doit être unique"
 
-#: manager/forms.py:109 manager/templates/combo/manager_edit_cell_block.html:18
+#: manager/forms.py:114 manager/templates/combo/manager_edit_cell_block.html:18
 msgid "Visibility"
 msgstr "Visibilité"
 
-#: manager/forms.py:110
+#: manager/forms.py:115
 msgid "Everybody"
 msgstr "Tout le monde"
 
-#: manager/forms.py:111
+#: manager/forms.py:116
 msgid "Logged users"
 msgstr "Utilisateurs connectés"
 
-#: manager/forms.py:112
+#: manager/forms.py:117
 msgid "Unlogged users"
 msgstr "Utilisateurs non connectés"
 
-#: manager/forms.py:113
+#: manager/forms.py:118
 msgid "Users with one of these groups"
 msgstr "Utilisateurs avec un de ces rôles"
 
-#: manager/forms.py:114
+#: manager/forms.py:119
 msgid "Users with none of these groups"
 msgstr "Utilisateurs sans aucun de ces rôles"
 
-#: manager/forms.py:164
+#: manager/forms.py:169
 msgid "Site Export File"
 msgstr "Fichier d'export de site"
 
@@ -2371,7 +2375,7 @@ msgstr "Titre :"
 #: manager/templates/combo/page_view.html:55
 #: manager/templates/combo/page_view.html:61
 #: manager/templates/combo/page_view.html:67
-#: manager/templates/combo/page_view.html:78
+#: manager/templates/combo/page_view.html:82
 msgid "change"
 msgstr "modifier"
 
@@ -2385,7 +2389,7 @@ msgstr "Description :"
 
 #: manager/templates/combo/page_view.html:41
 #: manager/templates/combo/page_view.html:66
-#: manager/templates/combo/page_view.html:77
+#: manager/templates/combo/page_view.html:81
 msgid "none"
 msgstr "aucune"
 
@@ -2421,20 +2425,20 @@ msgstr "URL de redirection :"
 msgid "Picture:"
 msgstr "Image :"
 
-#: manager/templates/combo/page_view.html:111
-#: manager/templates/combo/page_view.html:119
+#: manager/templates/combo/page_view.html:115
+#: manager/templates/combo/page_view.html:123
 msgid "Restricted visibility"
 msgstr "Visibilité restreinte"
 
-#: manager/templates/combo/page_view.html:115
+#: manager/templates/combo/page_view.html:119
 msgid "logged users"
 msgstr "utilisateurs connectés"
 
-#: manager/templates/combo/page_view.html:120
+#: manager/templates/combo/page_view.html:124
 msgid "unlogged users"
 msgstr "utilisateurs non connectés"
 
-#: manager/templates/combo/page_view.html:130
+#: manager/templates/combo/page_view.html:134
 msgid "Add a new cell"
 msgstr "Ajouter une nouvelle cellule"
 
@@ -2617,31 +2621,31 @@ msgstr "Pied de page"
 msgid "Sidebar"
 msgstr "Barre latérale"
 
-#: public/views.py:120
+#: public/views.py:123
 msgid "Error sending data."
 msgstr "Erreur à l'envoi des données."
 
-#: public/views.py:305
+#: public/views.py:308
 msgid "Style Demo"
 msgstr "Démonstration des styles"
 
-#: public/views.py:336
+#: public/views.py:339
 msgid "Select"
 msgstr "Sélectionner"
 
-#: public/views.py:347
+#: public/views.py:350
 msgid "Success notice"
 msgstr "Message de succès"
 
-#: public/views.py:348
+#: public/views.py:351
 msgid "Info notice"
 msgstr "Message d'information"
 
-#: public/views.py:349
+#: public/views.py:352
 msgid "Warning notice"
 msgstr "Message d'avertissement"
 
-#: public/views.py:350
+#: public/views.py:353
 msgid "Error notice"
 msgstr "Message d'erreur"
 
@@ -2681,6 +2685,9 @@ msgstr "Bandeau"
 msgid "Middle column"
 msgstr "Colonne du milieu"
 
+#~ msgid "JSON Feed"
+#~ msgstr "Fil JSON"
+
 #, fuzzy
 #~| msgid "Are you sure you want to delete this?"
 #~ msgid "Are you sure you want to delete this ?"