Add guest info page

• Expanded output from guest info api endpoint
• Share guest info between both routes under /sponsor of the frontend.
• More localised text options added for use on the sponsor pages
• Details button on the sponsor overview page now points to the guest info page for each person.

gregui/views.py

@@ -100,15 +100,12 @@ class GuestInfoView(APIView):
                         "pid": i.person.id,
                         "first": i.person.first_name,
                         "last": i.person.last_name,
-                        "email": i.person.private_email.value
-                        if i.person.private_email
-                        else None,
-                        "mobile": i.person.private_mobile.value
-                        if i.person.private_mobile
-                        else None,
-                        "fnr": "".join((i.person.fnr.value[:-5], "*****"))
-                        if i.person.fnr
-                        else None,
+                        "email": i.person.private_email
+                        and i.person.private_email.value,
+                        "mobile": i.person.private_mobile
+                        and i.person.private_mobile.value,
+                        "fnr": i.person.fnr
+                        and "".join((i.person.fnr.value[:-5], "*****")),
                         "role_nb": i.type.name_nb,
                         "role_en": i.type.name_en,
                         "period": f"{i.start_date} - {i.end_date}",