Change history of Tcl_GetChannelHandle() forward compatibility

Rev	Date	Modified by	Minor edit	Spam	WikiText	Revert to
3	2013-09-19 01:02:34	RLE	no	no	3	3
2	2003-06-27 22:56:36	207.172.11.147	no	no	2	2
1	2002-07-13 02:19:03	217.82.99.127	no	no	1	1
0	2001-04-28 18:16:45	207.172.11.147	no	no	0	0