We'll replace these tags in the official release files, so this note
is really only for those of you who have your own custom domain or
SKILL: in domain files is removed in preference of CSKILL:, which is
now available in all files. It was a comma delimited list before,
now it's a | delimited list and has more capabilities
(CSKILL:TYPE.Knowledge would give all Knowledge type skills as class
SKILL: in feat files was deprecated awhile ago (precursor to
PRESKILL:), so use PRESKILL: instead.