Function: Delete all un-attached media of user.
Function: Set parent post for an attachment.
Function: Count temporary attachments of a user.
Function: Update users temproary media uploads count.
Function: Check if user have uploaded maximum numbers of allowed attachments.
Function: Pre fetch and cache all question and answer attachments.
Function: To retrieve AnsPress option.
Function: Default options for AnsPress
Function: Add default AnsPress options.
Function: Get all ask form fields.