Merge branch '335-deactivate-all-view-in-preferences' into 'master'

Resolve "Deactivate "All" view in preferences"

Closes #335

See merge request !420

aleksis/core/templates/dynamic_preferences/sections.html

 {% load i18n %}
 <ul class="tabs">
   <li class="tab ">
-    <a href="{% url registry_url %}"
-       class="{% if not active_section %}active{% endif %}"
-       target="_self">
-      {% trans "All" %}
-    </a>
     {% for section in registry.section_objects.values %}
       <li class="tab">
         <a class="{% if active_section == section.name %}active{% endif %}"

aleksis/core/views.py

@@ -538,6 +538,10 @@ def preferences(
         # Invalid registry name passed from URL
         return HttpResponseNotFound()
 
+    if not section and len(registry.sections()) > 0:
+        default_section = list(registry.sections())[0]
+        return redirect(f"preferences_{registry_name}", default_section)
+
     # Build final form from dynamic-preferences
     form_class = preference_form_builder(form_class, instance=instance, section=section)