This reverts commit fe4a150c, reversing
changes made to c98c2211.

Signed-off-by: Fionn O'Donohoe <fionno@xilinx.com>

This reverts commit 00aa2898, reversing
changes made to 39376a94.

[Docker] Add specific version for markupsafe (python package that gets usually installed when installing jupyter)

This reverts commit b419957e.

this commit moves all git repo-based dep cloning to ouside Docker,
and their installation commands to the entrypoint script