EcoAccount withdraws

* adds functionality for withdraws from eco accounts in detail view of interventions and eco account as well
* adds get_surface() method to AbstractCompensation class to provide a simple getter for a sql calculation
* adds get_surface_withdraws() method to EcoAccount class to provide a simple getter for a sql calculation
* renames some routes to match coherent rout naming
* adds logic check on NewWithdrawForm
* renames templates/table directory to templates/form, since there are form-table templates inside --> more clarity
* adds new autocomplete routes to konova/urls.py for Interventions and EcoAccounts
* adds/updates translations
* adds/updates template comments
* updates requirements.txt

user/templates/user/notifications.html

@@ -1,5 +1,5 @@
 {% extends 'base.html' %}
 
 {% block body %}
-    {% include 'table/generic_table_form.html' %}
+    {% include 'form/generic_table_form.html' %}
 {% endblock %}