Merge [py_pkg_rmvl_ac] into [development]

Removes explicit deletion of Django and Docker python packages (ie allows for their installation);

Adds new python package "tabular data editor" for in-container editing of CSV files;

Adds DATE tag for version control;

Pins tensorflow python package to latest available;

Edits permissions for local user directory;

All CVEs have justifications provided in VAT (https://vat.dso.mil/vat/image?imageName=carnegie-mellon/python-ai/python38-ai&tag=3.8&branch=py_pkg_rmvl_ac);

For related issue ticket see:

#37 (closed)