Merge pull request #62 from Harman-Aalto/issue59

Fix tokenizer and minimum match tokens to be set to original values

.gitignore

@@ -30,3 +30,10 @@ tokenizer/scalariform/project/project/target/
 __pycache__
 *.pyc
 *.pdf
+
+dolos-proxy
+package-lock.json
+package.json
+*.Identifier
+settings.json
+temp_submission_files/

review/forms.py

@@ -24,12 +24,19 @@ class ExerciseForm(forms.Form):
     def save(self, exercise):
         exercise.name = self.cleaned_data["name"]
         exercise.paused = self.cleaned_data["paused"]
+
         new_tokenizer = self.cleaned_data["tokenizer"]
         if new_tokenizer != exercise.course.tokenizer:
             exercise.override_tokenizer = new_tokenizer
+        else:
+            exercise.override_tokenizer = None
+
         new_min_match_tokens = self.cleaned_data["minimum_match_tokens"]
         if new_min_match_tokens != exercise.course.minimum_match_tokens:
             exercise.override_minimum_match_tokens = new_min_match_tokens
+        else:
+            exercise.override_minimum_match_tokens = None
+
         exercise.save()