Change history of How to make a Tcl application

Change history of How to make a Tcl application - part four

Rev	Date	Modified by	Minor edit	Spam	WikiText	Revert to
3	2013-01-18 03:04:00	pooryorick	no	no	3	3
2	2013-01-18 03:03:40	pooryorick	no	no	2	2
1	2004-01-15 13:33:10	130.88.1.52	no	no	1	1
0	2004-01-06 08:32:08	145.9.132.100	no	no	0	0