update QuestionConfiguration

src/google_form_to_engagement_db/configuration.py

@@ -43,18 +43,17 @@ def __init__(self, question_id, id_type):
 
 
 class QuestionConfiguration:
-    def __init__(self, question_titles, engagement_db_dataset, answers_delimeter="; "):
+    def __init__(self, question_ids, engagement_db_dataset, answers_delimeter="; "):
         """
-        :param question_titles: Question titles. This are the texts presented to the form user for these questions
-                               e.g. ["Do you live in a town/city?", "which town/city?"]
-        :type question_titles: list of str
+        :param question_ids: Question ids.
+        :type question_ids: list of str
         :param engagement_db_dataset: Name of the dataset to use in the engagement database.
         :type engagement_db_dataset: str
         :param answers_delimeter: a character for specifying the boundary between the answers given for multiple
-                                `question_titles` 
+                                `question_ids` 
         :type answers_delimeter: str
         """
-        self.question_titles = question_titles
+        self.question_ids = question_ids
         self.engagement_db_dataset = engagement_db_dataset
         self.answers_delimeter = answers_delimeter