change category disclaimer (0) -> invalid
change category content_disclaimer (3) -> meta
create alias comic_disclaimer (9) -> content_disclaimer (3)
create alias animation_disclaimer (0) -> content_disclaimer (3)
create alias content_warning (132) -> content_disclaimer (3)
create alias warning_page (0) -> content_disclaimer (3)
create alias disclaimer_page (1) -> content_disclaimer (3)