Move password inequality error to the password_repeat field.

ticdesk_account/forms.py

@@ -59,6 +59,6 @@ class RegisterForm(forms.Form):
         password = self.cleaned_data.get('password')
         password_repeat = self.cleaned_data.get('password_repeat')
         if password and password != password_repeat:
-            raise forms.ValidationError(_('Passwörter stimmen nicht überein!'))
-        
+            self.add_error('password_repeat', _('Passwörter stimmen nicht überein!'))
+
         super(RegisterForm, self).clean()