Method: Add template tags.
Action Hook: Action triggered after adding email template tag.
Method: Add multiple template tags.
Method: Get default template for an email.
Filter Hook: Filter for adding default email template.
Method: Return default template for an event.
Filter Hook: Used for registering a default email template for an event.
Method: Add default new question email template.
Method: Add default new answer email template.
Method: Add default selected answer email template.