.TS
center box;
c || c || c s
c || c || c | c
n || a || a | a.
Layer	Layer Label	`update' Priority Range
		Lower Limit	Upper Limit
_
1	include	update.100	update.199
2	libsrc	update.200	update.299
3	cmdsrc	update.300	update.399
4	data	update.400	update.499
5	doc	update.500	update.599
.TE