#271 Identifier non editable

* sets the identifier form field as readonly
* extends help text
* updates translations

compensation/forms/compensation.py

@@ -30,11 +30,12 @@ class AbstractCompensationForm(BaseForm):
         label=_("Identifier"),
         label_suffix="",
         max_length=255,
-        help_text=_("Generated automatically"),
+        help_text=_("Generated automatically - not editable"),
         widget=GenerateInput(
             attrs={
                 "class": "form-control",
                 "url": None,  # Needs to be set in inheriting constructors
+                "readonly": True,
             }
         )
     )