Fix.

content_plugins/base.py

@@ -171,7 +171,7 @@ class SectionBase(StyleMixin, FilesystemTemplateRendererPlugin):
 
     # FIXME Not need, members are accessible through {{ content.slug }} etc.
     def get_plugin_context(self, context=None, **kwargs):
-        context = super().get_plugin_context(context=None, **kwargs)
+        context = super().get_plugin_context(context=context, **kwargs)
         context['slug'] = self.slug
         context['subheading'] = self.subheading
         return context

content_plugins/plugins/mixins.py

@@ -28,6 +28,7 @@ class StyleMixin(models.Model):
         style = getattr(self, 'style', None) or 'default'
         return slugify(style).replace("_", "-")
 
+    # TODO Remove stale code
     # # Compatibiliy with super classes not having a prefixed_path method
     # def prefixed_path(self, path):
     #     if hasattr(super(), 'prefixed_path'):