diff -r 04f176e237cc -r dfe19304d980 src/pyams_thesaurus/locales/pyams_thesaurus.pot
--- a/src/pyams_thesaurus/locales/pyams_thesaurus.pot	Tue Aug 28 17:02:29 2018 +0200
+++ b/src/pyams_thesaurus/locales/pyams_thesaurus.pot	Wed Aug 29 13:56:54 2018 +0200
@@ -1,12 +1,12 @@
 #
 # SOME DESCRIPTIVE TITLE
 # This file is distributed under the same license as the PACKAGE package.
-# FIRST AUTHOR <EMAIL@ADDRESS>, 2017.
+# FIRST AUTHOR <EMAIL@ADDRESS>, 2018.
 #, fuzzy
 msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE 1.0\n"
-"POT-Creation-Date: 2017-08-21 10:55+0200\n"
+"POT-Creation-Date: 2018-08-29 13:50+0200\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -14,95 +14,78 @@
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
-"Generated-By: Lingua 4.13\n"
-
-#: ./src/pyams_thesaurus/__init__.py:32
-msgid "Manage thesaurus properties"
-msgstr ""
+"Generated-By: Lingua 3.10.dev0\n"
 
 #: ./src/pyams_thesaurus/__init__.py:34
-msgid "Manage thesaurus content"
+msgid "Create thesaurus"
 msgstr ""
 
 #: ./src/pyams_thesaurus/__init__.py:36
-msgid "Manage thesaurus extract"
+msgid "Manage thesaurus properties"
+msgstr ""
+
+#: ./src/pyams_thesaurus/__init__.py:38
+msgid "Manage thesaurus content"
 msgstr ""
 
 #: ./src/pyams_thesaurus/__init__.py:40
+msgid "Manage thesaurus extract"
+msgstr ""
+
+#: ./src/pyams_thesaurus/__init__.py:44
 msgid "Thesaurus administrator (role)"
 msgstr ""
 
-#: ./src/pyams_thesaurus/__init__.py:46
+#: ./src/pyams_thesaurus/__init__.py:51
 msgid "Thesaurus content manager (role)"
 msgstr ""
 
-#: ./src/pyams_thesaurus/__init__.py:51
+#: ./src/pyams_thesaurus/__init__.py:58
 msgid "Thesaurus extract manager (role)"
 msgstr ""
 
-#: ./src/pyams_thesaurus/widget/templates/terms-list-input.pt:4
-#: ./src/pyams_thesaurus/widget/templates/terms-list-selector-input.pt:3
-msgid "Clear selected values"
-msgstr ""
-
-#: ./src/pyams_thesaurus/widget/templates/term-input.pt:4
-msgid "Clear selected value"
-msgstr ""
-
-#: ./src/pyams_thesaurus/widget/templates/terms-list-selector-input.pt:9
-msgid "Show terms selector"
-msgstr ""
-
-#: ./src/pyams_thesaurus/zmi/extract.py:58
+#: ./src/pyams_thesaurus/zmi/extract.py:60
 msgid "Thesaurus extracts"
 msgstr ""
 
-#: ./src/pyams_thesaurus/zmi/extract.py:85
+#: ./src/pyams_thesaurus/zmi/extract.py:87
 msgid "Extract contents"
 msgstr ""
 
-#: ./src/pyams_thesaurus/zmi/extract.py:109
+#: ./src/pyams_thesaurus/zmi/extract.py:111
 msgid "Switch extract"
 msgstr ""
 
-#: ./src/pyams_thesaurus/zmi/extract.py:119
+#: ./src/pyams_thesaurus/zmi/extract.py:121
 msgid "Delete extract"
 msgstr ""
 
-#: ./src/pyams_thesaurus/zmi/extract.py:128
+#: ./src/pyams_thesaurus/zmi/extract.py:137
 msgid "Add extract"
 msgstr ""
 
-#: ./src/pyams_thesaurus/zmi/extract.py:141
+#: ./src/pyams_thesaurus/zmi/extract.py:150
 msgid "Add new extract"
 msgstr ""
 
-#: ./src/pyams_thesaurus/zmi/extract.py:183
-#: ./src/pyams_thesaurus/zmi/extract.py:226
+#: ./src/pyams_thesaurus/zmi/extract.py:194
+msgid "Edit extract properties"
+msgstr ""
+
+#: ./src/pyams_thesaurus/zmi/extract.py:235
+msgid "Display extract terms"
+msgstr ""
+
+#: ./src/pyams_thesaurus/zmi/extract.py:192
+#: ./src/pyams_thesaurus/zmi/extract.py:233
 #, python-format
 msgid "Thesaurus extract: {0}"
 msgstr ""
 
-#: ./src/pyams_thesaurus/zmi/extract.py:185
-msgid "Edit extract properties"
-msgstr ""
-
-#: ./src/pyams_thesaurus/zmi/extract.py:228
-msgid "Display extract terms"
-msgstr ""
-
-#: ./src/pyams_thesaurus/zmi/extract.py:296
-msgid "No provided object_name argument!"
-msgstr ""
-
-#: ./src/pyams_thesaurus/zmi/extract.py:301
-msgid "Given extract name doesn't exist!"
-msgstr ""
-
 #: ./src/pyams_thesaurus/zmi/manager.py:55
-#: ./src/pyams_thesaurus/zmi/manager.py:117
-#: ./src/pyams_thesaurus/zmi/thesaurus.py:396
-#: ./src/pyams_thesaurus/zmi/thesaurus.py:465
+#: ./src/pyams_thesaurus/zmi/manager.py:114
+#: ./src/pyams_thesaurus/zmi/thesaurus.py:404
+#: ./src/pyams_thesaurus/zmi/thesaurus.py:470
 msgid "Thesaurus"
 msgstr ""
 
@@ -110,117 +93,126 @@
 msgid "Registered thesaurus"
 msgstr ""
 
-#: ./src/pyams_thesaurus/zmi/manager.py:89
+#: ./src/pyams_thesaurus/zmi/manager.py:87
 msgid "Delete thesaurus"
 msgstr ""
 
-#: ./src/pyams_thesaurus/zmi/manager.py:116
-msgid "Control panel"
-msgstr ""
-
-#: ./src/pyams_thesaurus/zmi/manager.py:125
+#: ./src/pyams_thesaurus/zmi/manager.py:122
 msgid "Add thesaurus"
 msgstr ""
 
-#: ./src/pyams_thesaurus/zmi/term.py:51
+#: ./src/pyams_thesaurus/zmi/term.py:50
 msgid "Add term"
 msgstr ""
 
-#: ./src/pyams_thesaurus/zmi/term.py:64
+#: ./src/pyams_thesaurus/zmi/term.py:66
 msgid "Add new term"
 msgstr ""
 
-#: ./src/pyams_thesaurus/zmi/term.py:109
+#: ./src/pyams_thesaurus/zmi/term.py:138
+msgid "Edit term properties"
+msgstr ""
+
+#: ./src/pyams_thesaurus/zmi/term.py:124
 msgid "Specified label is already used!"
 msgstr ""
 
-#: ./src/pyams_thesaurus/zmi/term.py:135
-msgid "Edit term properties"
-msgstr ""
-
-#: ./src/pyams_thesaurus/zmi/term.py:238
+#: ./src/pyams_thesaurus/zmi/term.py:264
 msgid "Specified new label is already used!"
 msgstr ""
 
-#: ./src/pyams_thesaurus/zmi/thesaurus.py:77
+#: ./src/pyams_thesaurus/zmi/thesaurus.py:80
 msgid "This thesaurus"
 msgstr ""
 
-#: ./src/pyams_thesaurus/zmi/thesaurus.py:87
-#: ./src/pyams_thesaurus/zmi/thesaurus.py:204
+#: ./src/pyams_thesaurus/zmi/thesaurus.py:109
+msgid "Add thesaurus..."
+msgstr ""
+
+#: ./src/pyams_thesaurus/zmi/thesaurus.py:122
+msgid "Utilities"
+msgstr ""
+
+#: ./src/pyams_thesaurus/zmi/thesaurus.py:123
+msgid "Add new thesaurus"
+msgstr ""
+
+#: ./src/pyams_thesaurus/zmi/thesaurus.py:203
+msgid "Properties"
+msgstr ""
+
+#: ./src/pyams_thesaurus/zmi/thesaurus.py:219
+msgid "Update thesaurus properties"
+msgstr ""
+
+#: ./src/pyams_thesaurus/zmi/thesaurus.py:246
+msgid "Terms"
+msgstr ""
+
+#: ./src/pyams_thesaurus/zmi/thesaurus.py:383
+msgid "Import terms..."
+msgstr ""
+
+#: ./src/pyams_thesaurus/zmi/thesaurus.py:405
+msgid "Import thesaurus terms"
+msgstr ""
+
+#: ./src/pyams_thesaurus/zmi/thesaurus.py:449
+msgid "Export terms..."
+msgstr ""
+
+#: ./src/pyams_thesaurus/zmi/thesaurus.py:471
+msgid "Export thesaurus terms"
+msgstr ""
+
+#: ./src/pyams_thesaurus/zmi/thesaurus.py:393
+#: ./src/pyams_thesaurus/zmi/thesaurus.py:459
+msgid "Close"
+msgstr ""
+
+#: ./src/pyams_thesaurus/zmi/thesaurus.py:394
+msgid "Import terms"
+msgstr ""
+
+#: ./src/pyams_thesaurus/zmi/thesaurus.py:418
+#: ./src/pyams_thesaurus/zmi/thesaurus.py:419
+msgid "-- automatic selection -- (if available)"
+msgstr ""
+
+#: ./src/pyams_thesaurus/zmi/thesaurus.py:460
+msgid "Export terms"
+msgstr ""
+
+#: ./src/pyams_thesaurus/zmi/thesaurus.py:159
+msgid "Specified thesaurus name is already used!"
+msgstr ""
+
+#: ./src/pyams_thesaurus/zmi/thesaurus.py:162
+msgid "A thesaurus is already registered with this name!"
+msgstr ""
+
+#: ./src/pyams_thesaurus/zmi/thesaurus.py:101
+#: ./src/pyams_thesaurus/zmi/thesaurus.py:217
 #, python-format
 msgid "Thesaurus: {0}"
 msgstr ""
 
-#: ./src/pyams_thesaurus/zmi/thesaurus.py:95
-msgid "Add thesaurus..."
-msgstr ""
-
-#: ./src/pyams_thesaurus/zmi/thesaurus.py:105
-msgid "Utilities"
-msgstr ""
-
-#: ./src/pyams_thesaurus/zmi/thesaurus.py:106
-msgid "Add new thesaurus"
-msgstr ""
-
-#: ./src/pyams_thesaurus/zmi/thesaurus.py:136
-msgid "Specified thesaurus name is already used!"
-msgstr ""
-
-#: ./src/pyams_thesaurus/zmi/thesaurus.py:139
-msgid "A thesaurus is already registered with this name!"
-msgstr ""
-
-#: ./src/pyams_thesaurus/zmi/thesaurus.py:181
+#: ./src/pyams_thesaurus/zmi/thesaurus.py:193
 #, python-format
 msgid "Thesaurus « {0} »"
 msgstr ""
 
-#: ./src/pyams_thesaurus/zmi/thesaurus.py:191
-msgid "Properties"
-msgstr ""
-
-#: ./src/pyams_thesaurus/zmi/thesaurus.py:206
-msgid "Update thesaurus properties"
-msgstr ""
-
-#: ./src/pyams_thesaurus/zmi/thesaurus.py:239
-msgid "Terms"
-msgstr ""
-
-#: ./src/pyams_thesaurus/zmi/thesaurus.py:377
-msgid "Import terms..."
-msgstr ""
-
-#: ./src/pyams_thesaurus/zmi/thesaurus.py:387
-#: ./src/pyams_thesaurus/zmi/thesaurus.py:457
-msgid "Close"
+#: ./src/pyams_thesaurus/zmi/widget/templates/terms-list-input.pt:4
+#: ./src/pyams_thesaurus/zmi/widget/templates/terms-list-selector-input.pt:3
+msgid "Clear selected values"
 msgstr ""
 
-#: ./src/pyams_thesaurus/zmi/thesaurus.py:388
-msgid "Import terms"
-msgstr ""
-
-#: ./src/pyams_thesaurus/zmi/thesaurus.py:397
-msgid "Import thesaurus terms"
+#: ./src/pyams_thesaurus/zmi/widget/templates/term-input.pt:4
+msgid "Clear selected value"
 msgstr ""
 
-#: ./src/pyams_thesaurus/zmi/thesaurus.py:410
-#: ./src/pyams_thesaurus/zmi/thesaurus.py:411
-msgid "-- automatic selection -- (if available)"
-msgstr ""
-
-#: ./src/pyams_thesaurus/zmi/thesaurus.py:447
-msgid "Export terms..."
-msgstr ""
-
-#: ./src/pyams_thesaurus/zmi/thesaurus.py:458
-msgid "Export terms"
-msgstr ""
-
-#: ./src/pyams_thesaurus/zmi/thesaurus.py:466
-msgid "Export thesaurus terms"
+#: ./src/pyams_thesaurus/zmi/widget/templates/terms-list-selector-input.pt:9
+msgid "Show terms selector"
 msgstr ""
 
 #: ./src/pyams_thesaurus/zmi/templates/terms-tree.pt:11
@@ -347,10 +339,6 @@
 msgid "Full keyword for the given term"
 msgstr ""
 
-#: ./src/pyams_thesaurus/interfaces/term.py:59
-msgid "'/' character is forbidden in term's label"
-msgstr ""
-
 #: ./src/pyams_thesaurus/interfaces/term.py:65
 msgid "Alternate label"
 msgstr ""
@@ -384,104 +372,117 @@
 msgstr ""
 
 #: ./src/pyams_thesaurus/interfaces/term.py:81
-msgid "Specifics terms"
+msgid "Order"
 msgstr ""
 
 #: ./src/pyams_thesaurus/interfaces/term.py:82
-msgid "Child more specifics terms of the current term"
+msgid ""
+"Term's position between it's siblings; default terms order is alphabetical"
 msgstr ""
 
 #: ./src/pyams_thesaurus/interfaces/term.py:85
-msgid "Associated terms"
+msgid "Specifics terms"
 msgstr ""
 
 #: ./src/pyams_thesaurus/interfaces/term.py:86
-msgid "Other terms associated to the current term"
+msgid "Child more specifics terms of the current term"
 msgstr ""
 
 #: ./src/pyams_thesaurus/interfaces/term.py:89
-msgid "Usage"
+msgid "Associated terms"
 msgstr ""
 
 #: ./src/pyams_thesaurus/interfaces/term.py:90
-msgid "For synonyms, specify here the term's descriptor to use"
+msgid "Other terms associated to the current term"
 msgstr ""
 
 #: ./src/pyams_thesaurus/interfaces/term.py:93
+msgid "Usage"
+msgstr ""
+
+#: ./src/pyams_thesaurus/interfaces/term.py:94
+msgid "For synonyms, specify here the term's descriptor to use"
+msgstr ""
+
+#: ./src/pyams_thesaurus/interfaces/term.py:97
 msgid "Synonyms"
 msgstr ""
 
-#: ./src/pyams_thesaurus/interfaces/term.py:94
+#: ./src/pyams_thesaurus/interfaces/term.py:98
 msgid "For a given allowed descriptor, specify here the list of synonyms"
 msgstr ""
 
-#: ./src/pyams_thesaurus/interfaces/term.py:102
-msgid "A term can't be a synonym and attached to a generic term"
-msgstr ""
-
-#: ./src/pyams_thesaurus/interfaces/term.py:104
-msgid ""
-"A term used as synonym can't have it's own synonyms (all synonyms should be "
-"attached to the descriptor)"
-msgstr ""
-
-#: ./src/pyams_thesaurus/interfaces/term.py:107
+#: ./src/pyams_thesaurus/interfaces/term.py:111
 msgid "Extracts"
 msgstr ""
 
-#: ./src/pyams_thesaurus/interfaces/term.py:108
+#: ./src/pyams_thesaurus/interfaces/term.py:112
 msgid "List of thesaurus extracts including this term"
 msgstr ""
 
-#: ./src/pyams_thesaurus/interfaces/term.py:112
+#: ./src/pyams_thesaurus/interfaces/term.py:116
 msgid "Extensions"
 msgstr ""
 
-#: ./src/pyams_thesaurus/interfaces/term.py:113
+#: ./src/pyams_thesaurus/interfaces/term.py:117
 msgid "List of available extensions applied to this term"
 msgstr ""
 
-#: ./src/pyams_thesaurus/interfaces/term.py:117
+#: ./src/pyams_thesaurus/interfaces/term.py:121
 msgid "Status"
 msgstr ""
 
-#: ./src/pyams_thesaurus/interfaces/term.py:118
+#: ./src/pyams_thesaurus/interfaces/term.py:122
 msgid "Term status"
 msgstr ""
 
-#: ./src/pyams_thesaurus/interfaces/term.py:123
+#: ./src/pyams_thesaurus/interfaces/term.py:127
 msgid "Level"
 msgstr ""
 
-#: ./src/pyams_thesaurus/interfaces/term.py:124
+#: ./src/pyams_thesaurus/interfaces/term.py:128
 msgid "Term's level in the thesaurus tree"
 msgstr ""
 
-#: ./src/pyams_thesaurus/interfaces/term.py:129
+#: ./src/pyams_thesaurus/interfaces/term.py:133
 msgid "Micro-thesaurus?"
 msgstr ""
 
-#: ./src/pyams_thesaurus/interfaces/term.py:130
+#: ./src/pyams_thesaurus/interfaces/term.py:134
 msgid "Is the term part of a micro-thesaurus?"
 msgstr ""
 
-#: ./src/pyams_thesaurus/interfaces/term.py:133
+#: ./src/pyams_thesaurus/interfaces/term.py:137
 msgid "First level parent"
 msgstr ""
 
-#: ./src/pyams_thesaurus/interfaces/term.py:134
+#: ./src/pyams_thesaurus/interfaces/term.py:138
 msgid "Parent at level 1 of the current term, or None"
 msgstr ""
 
-#: ./src/pyams_thesaurus/interfaces/term.py:138
+#: ./src/pyams_thesaurus/interfaces/term.py:142
 #: ./src/pyams_thesaurus/interfaces/thesaurus.py:60
 msgid "Creation date"
 msgstr ""
 
-#: ./src/pyams_thesaurus/interfaces/term.py:141
+#: ./src/pyams_thesaurus/interfaces/term.py:145
 msgid "Modification date"
 msgstr ""
 
+#: ./src/pyams_thesaurus/interfaces/term.py:59
+msgid "'/' character is forbidden in term's label"
+msgstr ""
+
+#: ./src/pyams_thesaurus/interfaces/term.py:106
+msgid "A term can't be a synonym and attached to a generic term"
+msgstr ""
+
+#: ./src/pyams_thesaurus/interfaces/term.py:108
+msgid ""
+"A term used as synonym can't have it's own synonyms (all synonyms should be "
+"attached to the descriptor)"
+msgstr ""
+
 #: ./src/pyams_thesaurus/interfaces/index.py:30
 #: ./src/pyams_thesaurus/interfaces/index.py:42
 msgid "Include term parents into index values"
@@ -589,6 +590,10 @@
 msgid "Thesaurus extract"
 msgstr ""
 
+#: ./src/pyams_thesaurus/interfaces/extension.py:40
+msgid "Extension marker interface"
+msgstr ""
+
 #: ./src/pyams_thesaurus/interfaces/extension.py:36
 msgid "Extension name"
 msgstr ""
@@ -597,10 +602,6 @@
 msgid "User name given to the extension"
 msgstr ""
 
-#: ./src/pyams_thesaurus/interfaces/extension.py:40
-msgid "Extension marker interface"
-msgstr ""
-
 #: ./src/pyams_thesaurus/interfaces/extension.py:42
 msgid "Extension target view"
 msgstr ""