fix bug with in response to #2273 (error in selecting a few classes to view in correct_or_subdivide mode)
fix bug with in response to #2273 (error in selecting a few classes to view in correct_or_subdivide mode)

git-svn-id: https://beagle.whoi.edu/svn/ifcb/trunk@795 9f5e5bc8-6430-4f94-ad00-aad15e9f9366

Former-commit-id: f02bd8d4c923ade839d2c0cf7d537a4984e5d7ad
hsosik/ifcb-analysis,hsosik/ifcb-analysis,hsosik/ifcb-analysis,hsosik/ifcb-analysis,hsosik/ifcb-analysis