Function: Check if current page is AnsPress. Also check if showing question or answer page in BuddyPress.
Method: Delete temporary media which are older then today.
Method: Alter WP_Query mysql query for question and answers.
Method: Add answer-seleted class in post_class.
Method: Get attributes from shortcode and set it as query var.
Method: This callback handles pre delete question actions.
Function: Check if user can by pass a captcha.
Function: Check if user can edit a question.