Change history of binary-trees benchmark

Rev	Date	Modified by	Minor edit	Spam	WikiText	Revert to
4	2011-12-11 16:01:02	RLE	no	no	4	4
3	2008-06-04 14:30:06	escargo	no	no	3	3
2	2008-06-04 14:26:42	SL	no	no	2	2
1	2008-06-04 14:26:18	SL	no	no	1	1
0	2008-06-04 14:23:27	SL	no	no	0	0