[ingest] Bug fixes to mitra ingest script
[ingest] Bug fixes to mitra ingest script

openconnectome/open-connectome,neurodata/ndstore,openconnectome/open-connectome,neurodata/ndstore,openconnectome/open-connectome,openconnectome/open-connectome,openconnectome/open-connectome,openconnectome/open-connectome,neurodata/ndstore,neurodata/ndstore