fix for #542. I don't understand why PIL is offseting the image to begin with, but ImageChops.offset corrects it. This seems like a kludge; it would be good to understand exactly what's causing the problem in the first place.
fix for #542. I don't understand why PIL is offseting the image to begin with, but ImageChops.offset corrects it. This seems like a kludge; it would be good to understand exactly what's causing the problem in the first place.

git-svn-id: https://beagle.whoi.edu/svn/ifcb/trunk@167 9f5e5bc8-6430-4f94-ad00-aad15e9f9366

Former-commit-id: 1848584ed5c0b5f185bf626efc55e06bd129e097
hsosik/ifcb-analysis,hsosik/ifcb-analysis,hsosik/ifcb-analysis,hsosik/ifcb-analysis,hsosik/ifcb-analysis