[Feature] Prediction settings list on User page (#276)

I have added a list of other prediction settings to the User page and a way to change a setting to the default.
<img width="500" alt="{4EFA1273-E53A-4333-948B-8AE3597821A8}.png" src="attachments/048fdc83-1c3e-41d2-a59b-44b0337a05bf">

Co-authored-by: Tim Lorsbach <tim@lorsba.ch>
Reviewed-on: enviPath/enviPy#276
Reviewed-by: jebus <lorsbach@envipath.com>
Co-authored-by: Liam Brydon <lbry121@aucklanduni.ac.nz>
Co-committed-by: Liam Brydon <lbry121@aucklanduni.ac.nz>

epdb/views.py

@@ -2664,6 +2664,14 @@ def user(request, user_uuid):
 
             return redirect(current_user.url)
 
+        if "change_default" in request.POST:
+            new_default_uuid = request.POST["change_default"]
+            current_user.default_setting = SettingManager.get_setting_by_id(
+                current_user, new_default_uuid
+            )
+            current_user.save()
+            return redirect(current_user.url)
+
         return HttpResponseBadRequest()
 
     else: