diff --git a/combo/locale/fr/LC_MESSAGES/django.po b/combo/locale/fr/LC_MESSAGES/django.po
index 3e316cca..86232d4d 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: 2019-12-06 09:49+0000\n"
+"POT-Creation-Date: 2020-01-15 15:22+0000\n"
 "PO-Revision-Date: 2019-05-15 07:37+0200\n"
 "Last-Translator: Thomas NOËL <tnoel@entrouvert.com>\n"
 "Language: French\n"
@@ -195,8 +195,8 @@ msgstr "La durée minimale de réservation est %s."
 
 #: apps/calendar/models.py:33 apps/dataviz/models.py:40
 #: apps/dataviz/models.py:78 apps/dataviz/models.py:107
-#: apps/gallery/models.py:30 apps/gallery/models.py:57 apps/lingo/models.py:621
-#: apps/lingo/models.py:730 apps/maps/models.py:251
+#: apps/gallery/models.py:30 apps/gallery/models.py:57 apps/lingo/models.py:628
+#: apps/lingo/models.py:737 apps/maps/models.py:251
 #: apps/newsletters/models.py:42 apps/wcs/models.py:43 apps/wcs/models.py:124
 #: data/models.py:126 data/models.py:900 data/models.py:955 data/models.py:1007
 #: data/models.py:1336 data/models.py:1468
@@ -360,33 +360,37 @@ msgstr "Haute (350px)"
 msgid "Chart"
 msgstr "Graphe"
 
-#: apps/dataviz/models.py:168 apps/dataviz/views.py:51
+#: apps/dataviz/models.py:168 apps/dataviz/views.py:53
 msgid "Unsupported dataset."
 msgstr "Pas de prise en charge pour ce jeu de données."
 
-#: apps/dataviz/models.py:273
+#: apps/dataviz/models.py:276
 #, python-format
 msgid "%d day"
 msgid_plural "%d days"
 msgstr[0] "%d jour"
 msgstr[1] "%d jours"
 
-#: apps/dataviz/models.py:275
+#: apps/dataviz/models.py:278
 #, python-format
 msgid "%d hour"
 msgid_plural "%d hours"
 msgstr[0] "%d heure"
 msgstr[1] "%d heures"
 
-#: apps/dataviz/models.py:277
+#: apps/dataviz/models.py:280
 #, python-format
 msgid "%(days_string)s and %(hours_string)s"
 msgstr "%(days_string)s et %(hours_string)s"
 
-#: apps/dataviz/models.py:286
+#: apps/dataviz/models.py:289
 msgid "Less than an hour"
 msgstr "Moins d’une heure"
 
+#: apps/dataviz/templates/combo/chartngcell.html:4
+msgid "Unavailable data."
+msgstr "Données indisponibles."
+
 #: apps/family/__init__.py:22
 msgid "Family"
 msgstr "Famille"
@@ -611,17 +615,17 @@ msgstr "PayZen"
 msgid "TIPI"
 msgstr "TIPI"
 
-#: apps/lingo/models.py:90 apps/lingo/models.py:107
+#: apps/lingo/models.py:90 apps/lingo/models.py:114
 #: apps/lingo/templates/lingo/combo/items.html:11 apps/maps/models.py:97
 #: apps/notifications/models.py:74 apps/pwa/models.py:105
 msgid "Label"
 msgstr "Libellé"
 
-#: apps/lingo/models.py:92 apps/lingo/models.py:108 apps/maps/models.py:98
+#: apps/lingo/models.py:92 apps/lingo/models.py:115 apps/maps/models.py:98
 msgid "Identifier"
 msgstr "Identifiant"
 
-#: apps/lingo/models.py:93 apps/lingo/models.py:109
+#: apps/lingo/models.py:93 apps/lingo/models.py:116
 msgid "The identifier is used in webservice calls."
 msgstr "L’identifiant est utilisé dans les appels webservice."
 
@@ -633,69 +637,69 @@ msgstr "Service de paiement"
 msgid "Payment Service Options"
 msgstr "Options du service de paiement"
 
-#: apps/lingo/models.py:110 apps/wcs/models.py:125 data/models.py:132
+#: apps/lingo/models.py:117 apps/wcs/models.py:125 data/models.py:132
 msgid "Description"
 msgstr "Description"
 
-#: apps/lingo/models.py:111
+#: apps/lingo/models.py:118
 msgid "Default Regie"
 msgstr "Régie par défaut"
 
-#: apps/lingo/models.py:112
+#: apps/lingo/models.py:119
 msgid "Webservice URL to retrieve remote items"
 msgstr "Webservice de récupération des factures distantes"
 
-#: apps/lingo/models.py:114
+#: apps/lingo/models.py:121
 msgid "Webservice URL to compute extra fees"
 msgstr "Webservice de calcul des frais additionnels"
 
-#: apps/lingo/models.py:116
+#: apps/lingo/models.py:123
 msgid "Minimal payment amount"
 msgstr "Montant minimum de paiement"
 
-#: apps/lingo/models.py:120
+#: apps/lingo/models.py:127
 msgid "Custom text displayed on success"
 msgstr "Texte personnalisé affiché après un paiement"
 
-#: apps/lingo/models.py:123
+#: apps/lingo/models.py:130
 msgid "Payment backend"
 msgstr "Plateformes de paiement"
 
-#: apps/lingo/models.py:124
+#: apps/lingo/models.py:131
 msgid "Transaction Options"
 msgstr "Options de transaction"
 
-#: apps/lingo/models.py:130 apps/lingo/models.py:620
+#: apps/lingo/models.py:137 apps/lingo/models.py:627
 msgid "Regie"
 msgstr "Régie"
 
-#: apps/lingo/models.py:154
+#: apps/lingo/models.py:161
 msgid "Your payment has been succesfully registered."
 msgstr "Votre paiement a été pris en compte."
 
-#: apps/lingo/models.py:273
+#: apps/lingo/models.py:280
 #, python-format
 msgid "Invoice %s to pay"
 msgstr "Facture n⁰ %s à payer"
 
-#: apps/lingo/models.py:275
+#: apps/lingo/models.py:282
 #, python-format
 msgid "Reminder: invoice %s to pay"
 msgstr "Rappel : facture n° %s à payer"
 
-#: apps/lingo/models.py:333
+#: apps/lingo/models.py:340
 msgid "Subject"
 msgstr "Objet"
 
-#: apps/lingo/models.py:334
+#: apps/lingo/models.py:341
 msgid "Source URL"
 msgstr "URL de source"
 
-#: apps/lingo/models.py:335
+#: apps/lingo/models.py:342
 msgid "Details"
 msgstr "Détails"
 
-#: apps/lingo/models.py:336
+#: apps/lingo/models.py:343
 #: apps/lingo/templates/lingo/basketitem_error_list.html:24
 #: apps/lingo/templates/lingo/combo/items.html:14
 #: apps/lingo/templates/lingo/tipi_form.html:40
@@ -703,137 +707,137 @@ msgstr "Détails"
 msgid "Amount"
 msgstr "Montant (TTC)"
 
-#: apps/lingo/models.py:418
+#: apps/lingo/models.py:425
 msgid "This invoice is in litigation."
 msgstr "Cette facture est en contentieux."
 
-#: apps/lingo/models.py:419
+#: apps/lingo/models.py:426
 msgid "Autobilling has been set for this invoice."
 msgstr "Un prélévement automatique a lieu pour cette facture."
 
-#: apps/lingo/models.py:420
+#: apps/lingo/models.py:427
 msgid "Due date is over."
 msgstr "La date limite est dépassée."
 
-#: apps/lingo/models.py:450
+#: apps/lingo/models.py:457
 msgid "Anonymous User"
 msgstr "Usager anonyme"
 
-#: apps/lingo/models.py:457
+#: apps/lingo/models.py:464
 msgid "Running"
 msgstr "En cours"
 
-#: apps/lingo/models.py:458
+#: apps/lingo/models.py:465
 msgid "Paid"
 msgstr "Payé"
 
-#: apps/lingo/models.py:459
+#: apps/lingo/models.py:466
 msgid "Paid (accepted)"
 msgstr "Payé (accepté)"
 
-#: apps/lingo/models.py:460
+#: apps/lingo/models.py:467
 msgid "Cancelled"
 msgstr "Annulé"
 
-#: apps/lingo/models.py:461
+#: apps/lingo/models.py:468
 msgid "Expired"
 msgstr "Expiré"
 
-#: apps/lingo/models.py:462
+#: apps/lingo/models.py:469
 msgid "Unknown"
 msgstr "Inconnu"
 
-#: apps/lingo/models.py:490
+#: apps/lingo/models.py:497
 #, python-format
 msgid "Invoice #%s"
 msgstr "Facture n⁰ %s"
 
-#: apps/lingo/models.py:505
+#: apps/lingo/models.py:512
 msgid "Validation"
 msgstr "Validation"
 
-#: apps/lingo/models.py:506
+#: apps/lingo/models.py:513
 msgid "Cancellation"
 msgstr "Annulation"
 
-#: apps/lingo/models.py:520 apps/lingo/templates/lingo/combo/basket.html:4
+#: apps/lingo/models.py:527 apps/lingo/templates/lingo/combo/basket.html:4
 msgid "Basket"
 msgstr "Panier"
 
-#: apps/lingo/models.py:543
+#: apps/lingo/models.py:550
 #, python-format
 msgid "%s€"
 msgstr "%s €"
 
-#: apps/lingo/models.py:566
+#: apps/lingo/models.py:573
 #: apps/lingo/templates/lingo/combo/recent_transactions.html:3
 msgid "Recent Transactions"
 msgstr "Transactions récentes"
 
-#: apps/lingo/models.py:595
+#: apps/lingo/models.py:602
 msgid "Basket Link"
 msgstr "Lien vers le panier"
 
-#: apps/lingo/models.py:622 data/models.py:779 data/models.py:784
+#: apps/lingo/models.py:629 data/models.py:779 data/models.py:784
 msgid "Text"
 msgstr "Texte"
 
-#: apps/lingo/models.py:626
+#: apps/lingo/models.py:633
 msgid "Loading invoices..."
 msgstr "Chargement des factures…"
 
-#: apps/lingo/models.py:646 apps/wcs/forms.py:91 apps/wcs/models.py:274
+#: apps/lingo/models.py:653 apps/wcs/forms.py:91 apps/wcs/models.py:274
 msgid "All"
 msgstr "Tout"
 
-#: apps/lingo/models.py:683
+#: apps/lingo/models.py:690
 msgid "Items History Cell"
 msgstr "Historique des factures"
 
-#: apps/lingo/models.py:696
+#: apps/lingo/models.py:703
 msgid "Active Items Cell"
 msgstr "Factures actives"
 
-#: apps/lingo/models.py:711
+#: apps/lingo/models.py:718
 msgid "Self declared invoice payment"
 msgstr "Déclaration manuelle de facture"
 
-#: apps/lingo/models.py:723
+#: apps/lingo/models.py:730
 msgid "Indigo/PES v2"
 msgstr "Indigo/PES v2"
 
-#: apps/lingo/models.py:724
+#: apps/lingo/models.py:731
 msgid "ROLMRE"
 msgstr "ROLMRE"
 
-#: apps/lingo/models.py:731
+#: apps/lingo/models.py:738
 msgid "TIPI payment service URL"
 msgstr "URL du service de paiement TIPI"
 
-#: apps/lingo/models.py:732 apps/lingo/templates/lingo/regie_list.html:5
+#: apps/lingo/models.py:739 apps/lingo/templates/lingo/regie_list.html:5
 #: apps/lingo/templates/lingo/regie_list.html:13
 #: apps/lingo/templates/lingo/transaction_list.html:9
 msgid "Regies"
 msgstr "Régies"
 
-#: apps/lingo/models.py:732
+#: apps/lingo/models.py:739
 msgid "separated by commas"
 msgstr "régies séparées par des virgules"
 
-#: apps/lingo/models.py:733
+#: apps/lingo/models.py:740
 msgid "Control protocol"
 msgstr "Protocole de contrôle"
 
-#: apps/lingo/models.py:735 apps/lingo/models.py:736 apps/lingo/models.py:737
-#: apps/lingo/models.py:738 apps/lingo/models.py:739 apps/lingo/models.py:740
+#: apps/lingo/models.py:742 apps/lingo/models.py:743 apps/lingo/models.py:744
+#: apps/lingo/models.py:745 apps/lingo/models.py:746 apps/lingo/models.py:747
 msgid "Default value to be used in form"
 msgstr "Valeur par défaut à utiliser dans le formulaire"
 
-#: apps/lingo/models.py:741
+#: apps/lingo/models.py:748
 msgid "Test mode"
 msgstr "Mode test"
 
-#: apps/lingo/models.py:745
+#: apps/lingo/models.py:752
 msgid "TIPI Payment Form"
 msgstr "Formulaire de paiement TIPI"
 
@@ -1254,7 +1258,7 @@ msgstr "Usager"
 msgid "Items"
 msgstr "Éléments"
 
-#: apps/lingo/templates/lingo/transaction_list.html:56
+#: apps/lingo/templates/lingo/transaction_list.html:59
 #, python-format
 msgid ""
 "\n"
@@ -1265,7 +1269,7 @@ msgstr ""
 "Aucune transaction correspondant à « %(query)s » trouvée.\n"
 "  "
 
-#: apps/lingo/templates/lingo/transaction_list.html:60
+#: apps/lingo/templates/lingo/transaction_list.html:63
 msgid ""
 "\n"
 "  This site doesn't have any transaction yet.\n"
@@ -1879,22 +1883,6 @@ msgstr ""
 msgid "…no result found."
 msgstr "Aucun résultat."
 
-#: apps/usersearch/__init__.py:22
-msgid "Backoffice User Search"
-msgstr "Recherche d’usager backoffice"
-
-#: apps/usersearch/models.py:33
-msgid "User Search"
-msgstr "Recherche d’usager"
-
-#: apps/usersearch/templates/combo/usersearch.html:3
-msgid "Name, email, etc."
-msgstr "Nom, courriel, etc."
-
-#: apps/usersearch/templates/combo/usersearch.html:7
-msgid "Selected user is:"
-msgstr "Utilisateur choisi :"
-
 #: apps/wcs/__init__.py:27
 msgid "Forms"
 msgstr "Démarches"
@@ -2130,7 +2118,7 @@ msgstr "Publique"
 msgid "Groups"
 msgstr "Groupes"
 
-#: data/models.py:143 settings.py:327
+#: data/models.py:143 settings.py:326
 msgid "Picture"
 msgstr "Image"
 
@@ -2788,42 +2776,54 @@ msgstr "Message d’avertissement"
 msgid "Error notice"
 msgstr "Message d’erreur"
 
-#: settings.py:205
+#: settings.py:204
 msgid "One column"
 msgstr "Une colonne"
 
-#: settings.py:209
+#: settings.py:208
 msgid "One column + sidebar"
 msgstr "Une colonne et une barre latérale"
 
-#: settings.py:213
+#: settings.py:212
 msgid "Two columns"
 msgstr "Deux colonnes"
 
-#: settings.py:217
+#: settings.py:216
 msgid "Two columns + sidebar"
 msgstr "Deux colonnes et une barre latérale"
 
-#: settings.py:220
+#: settings.py:219
 msgid "Left column"
 msgstr "Colonne de gauche"
 
-#: settings.py:220
+#: settings.py:219
 msgid "Right column"
 msgstr "Colonne de droite"
 
-#: settings.py:223
+#: settings.py:222
 msgid "Home page"
 msgstr "Page d’accueil"
 
-#: settings.py:226
+#: settings.py:225
 msgid "Top banner"
 msgstr "Bandeau"
 
-#: settings.py:226
+#: settings.py:225
 msgid "Middle column"
 msgstr "Colonne du milieu"
 
+#~ msgid "Backoffice User Search"
+#~ msgstr "Recherche d’usager backoffice"
+
+#~ msgid "User Search"
+#~ msgstr "Recherche d’usager"
+
+#~ msgid "Name, email, etc."
+#~ msgstr "Nom, courriel, etc."
+
+#~ msgid "Selected user is:"
+#~ msgstr "Utilisateur choisi :"
+
 #~ msgid "Forms in your care"
 #~ msgstr "Demandes à votre charge"