Change history of expr should be deprecated

Rev	Date	Modified by	Minor edit	Spam	WikiText	Revert to
6	2023-04-16 19:27:07	KJN	no	no	6	6
5	2023-03-03 11:02:06	pooryorick	no	no	5	5
4	2023-03-01 17:46:51	SYSTems	yes	no	4	4
3	2023-03-01 17:46:02	SYSTems	yes	no	3	3
2	2023-03-01 17:44:51	SYSTems	yes	no	2	2
1	2023-03-01 08:14:18	stevel	no	no	1	1
0	2023-03-01 07:07:59	SYSTems	no	no	0	0