Improve ident-related error messages on EPP contact:update

#569

config/locales/en.yml

@@ -473,9 +473,6 @@ en:
   crt_revoked: 'CRT (revoked)'
   contact_org_error: 'Parameter value policy error. Org must be blank'
   contact_fax_error: 'Parameter value policy error. Fax must be blank'
-  ident_update_error: >-
-    Data management policy violation:
-    update of ident not allowed, please consider creating new contact object
   invoices: 'Invoices'
   no_such_user: 'No such user'
   phone_no: 'Phone number'

config/locales/epp/contacts.en.yml

@@ -3,3 +3,11 @@ en:
     contacts:
       completed: Command completed successfully
       completed_without_address: Command completed successfully; Postal address data discarded
+
+      errors:
+        update_disallowed: >-
+          Ident update is not allowed.
+          Consider creating new contact object
+        wrong_ident: >-
+          Ident is wrong.
+          A valid ident should be provided in order to be able to update missing ident country code or type