Change history of ttk::checkbutton as toggle switch display

Compare version A and B

Rev	Date	Modified by	Minor edit	Spam	WikiText	Revert to	A	B
2	2016-04-28 00:18:20	aspect	no	no	2	2
1	2016-04-26 23:09:22	bll	no	no	1	1
0	2016-04-26 22:56:36	bll	no	no	0	0