Linkage improvement

* adds linking to submenus
* adds PaymentAdmin
* adds Meta class inheritance for tables

compensation/views.py

@@ -21,7 +21,9 @@ def index_view(request: HttpRequest):
     """
     template = "generic_index.html"
     user = request.user
-    compensations = None # ToDo
+    compensations = Compensation.objects.filter(
+        deleted_on=None,
+    )
     table = CompensationTable(
         request=request,
         queryset=compensations
@@ -71,8 +73,7 @@ def account_index_view(request: HttpRequest):
     template = "generic_index.html"
     user = request.user
     eco_accounts = EcoAccount.objects.filter(
-        created_by=user,
-        is_deleted=False,
+        deleted_on=None,
     )
     table = EcoAccountTable(
         request=request,