nipy/nipy — pull request #195 by matthew-brett (2012-07-08 06:02:16+00:00)
Title: BF+TEST: rollimg start wrong when start > axis

Call of ``rollimg(img, axis, start)`` off by 1 when the position given
by `start` is after the position given by `axis`. In this case `axis`
was rolled to *after* `start` rather than before.