Eco Accounts

* adds related eco account withdraw detail view to intervention detail view
* adds new route for removing withdraws using RemoveModalForm
* adds EcoAccountWithdraw model
* adds admin interfaces for EcoAccount and EcoAccountWithdraw
* adds message_templates.py to konova/utils for reusable messages
* splits related-documents.html and related-objects.html into separate templates for each related object type: compensations.html, documents.html, eco-account-withdraws.html and payments.html
* adds translations

intervention/views.py

@@ -10,6 +10,7 @@ from intervention.tables import InterventionTable
 from konova.contexts import BaseContext
 from konova.decorators import *
 from konova.forms import RemoveForm, SimpleGeomForm, NewDocumentForm
+from konova.utils.message_templates import FORM_INVALID
 
 
 @login_required
@@ -98,7 +99,7 @@ def new_document_view(request: HttpRequest, id: str):
         else:
             messages.info(
                 request,
-                _("There was an error on this form.")
+                FORM_INVALID
             )
             return redirect(request.META.get("HTTP_REFERER", "home"))
     elif request.method == "GET":