Add collapsible inlines support. (#282)

* Improve code formatting.

* Add collapsible inlines frontend support.

* Add collapsible inlines options fields to model and admin.

* Add option classes to body.

* Update translations.

* Update README.md

admin_interface/locale/it/LC_MESSAGES/django.po

@@ -9,7 +9,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: django-admin-interface\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2023-04-18 11:06-0500\n"
+"POT-Creation-Date: 2023-05-10 18:20-0500\n"
 "PO-Revision-Date: 2018-12-30 19:13-0500\n"
 "Last-Translator: Fabio Caccamo <fabio.caccamo@gmail.com>\n"
 "Language-Team: Italian <LL@li.org>\n"
@@ -79,6 +79,10 @@ msgstr "Filtro listato"
 msgid "Change Form"
 msgstr ""
 
+#: admin_interface/admin.py
+msgid "Inlines"
+msgstr ""
+
 #: admin_interface/admin.py
 msgid "Recent Actions"
 msgstr "Azioni recenti"
@@ -247,6 +251,22 @@ msgstr ""
 msgid "inlines as tabs"
 msgstr ""
 
+#: admin_interface/models.py
+msgid "collapsible stacked inlines"
+msgstr ""
+
+#: admin_interface/models.py
+msgid "collapsible stacked inlines collapsed"
+msgstr ""
+
+#: admin_interface/models.py
+msgid "collapsible tabular inlines"
+msgstr ""
+
+#: admin_interface/models.py
+msgid "collapsible tabular inlines collapsed"
+msgstr ""
+
 #: admin_interface/models.py
 msgid "sticky submit"
 msgstr ""