Introduction of Partner Model, adding code to Tenant model

eveai_app/templates/administration/trigger_actions.html

@@ -8,6 +8,7 @@
 <!-- Trigger action Form -->
 <form method="POST" action="{{ url_for('administration_bp.handle_trigger_action') }}">
     <div class="form-group mt-3">
+        <button type="submit" name="action" value="register_partner" class="btn btn-secondary">Register Partner</button>
         <button type="submit" name="action" value="update_usages" class="btn btn-secondary">Update Usages</button>
     </div>
 </form>