fix bugs in backwards and forwards screen functions with setsize specified for excessively large numbers of rois in a class
fix bugs in backwards and forwards screen functions with setsize specified for excessively large numbers of rois in a class

git-svn-id: https://beagle.whoi.edu/svn/ifcb/trunk@1204 9f5e5bc8-6430-4f94-ad00-aad15e9f9366

Former-commit-id: 11298465a5c7120952579267281891a81cbc6ed2
hsosik/ifcb-analysis,hsosik/ifcb-analysis,hsosik/ifcb-analysis,hsosik/ifcb-analysis,hsosik/ifcb-analysis