#19 Tests

* adds workflow tests or deductions in InterventionWorkflowTestCase
* fixes bugs detected by testing

intervention/templates/intervention/detail/includes/deductions.html

@@ -55,7 +55,7 @@
                 <td class="align-middle">{{ deduction.created.timestamp|default_if_none:""|naturalday}}</td>
                 <td>
                     {% if is_default_member and has_access  %}
-                    <button data-form-url="{% url 'compensation:deduction-remove' deduction.account.id deduction.id %}" class="btn btn-default btn-modal" title="{% trans 'Remove Deduction' %}">
+                    <button data-form-url="{% url 'compensation:acc-remove-deduction' deduction.account.id deduction.id %}" class="btn btn-default btn-modal" title="{% trans 'Remove Deduction' %}">
                         {% fa5_icon 'trash' %}
                     </button>
                     {% endif %}