Fixed the cell list and added evidence for rmgr.py
Fixed the cell list and added evidence for rmgr.py


Former-commit-id: 715bb798641e2ee7e32f8330934a843e5b3bc558
openworm/PyOpenWorm,gsarma/PyOpenWorm,travs/PyOpenWorm,hnunner/PyOpenWorm,gsarma/PyOpenWorm,kaustubhcs/PyOpenWorm,openworm/PyOpenWorm