fix vApvhdr::sum_group_by_account() to filter cancelles APV
fix vApvhdr::status_with_group_account() to filter cancelled APV and add comments
refix vApvhdr::sum_group_by_account() to filter cancelled APV
refix vApvhdr::status_with_group_account() based on vCvhdr::status_with_group_account()
fix vApvhdr::group_by_account() based on self::sum_group_by_account

- fix the percentage issue
update vApvhdr Class