#7 New Form

* adds NewEmaForm and EditEmaForm
* refactors ResponsibilityData related form fields into reusable mixin CompensationResponsibleFormMixin
   * used in NewEcoAccountForm and NewEmaForm for easier maintaining and reducing amount of code
* refactors templates /xy/new/view.html into /xy/form/view.html since the same template file is used for new and edit forms

ema/urls.py

@@ -12,6 +12,7 @@ app_name = "ema"
 urlpatterns = [
     path("", index_view, name="index"),
     path("new/", new_view, name="new"),
+    path("new/id", new_id_view, name="new-id"),
     path("<id>", open_view, name="open"),
     path('<id>/log', log_view, name='log'),
     path('<id>/edit', edit_view, name='edit'),