Itseez/opencv — pull request #3435 by oresths (2014-11-19 21:15:38+00:00)
Title: Fix anchor for small symmetrical column filters.

In the unoptimized version of small symmetrical column filters, when we
try to detect if the kernel, ky, is equal to [1;2;1] or [1;-2;1] we
should take into consideration that the anchor points in the middle
element.