Add automated download of bagit through deriva

Split from #1 (closed)

Similar to:

deriva-download-cli dev.gudmap.org --catalog 2 ./gudmap-replicate.json ./deriva-downloads rid=16-1ZX4

changed milestone to %v0.0.1

added ~289 ~290 labels

added ~291 label and removed ~290 label

Required patch to deriva.py (by Mark D'Arcy: github:deriva-py commit) integrated into deriva==1.0.0: upgraded in docker://bicf/gudmaprbkfilexfer:1.1

added Test label and removed Doing label

mentioned in merge request !8 (merged)

closed via merge request !8 (merged)

mentioned in commit 69e5a3fa

removed Test label