Merge pull request #2375 from akarsakov:fix_getGradient
authorAndrey Pavlenko <andrey.pavlenko@itseez.com>
Thu, 20 Feb 2014 17:41:43 +0000 (21:41 +0400)
committerOpenCV Buildbot <buildbot@opencv.org>
Thu, 20 Feb 2014 17:41:43 +0000 (21:41 +0400)

Trivial merge