Added escaping slash to run_dev_env.sh so that it works in windows as well

Migrated to fastai2, creating the DataLoader now works but I'm stuck on not being able to change the batch_size or num_workers as the interface seems to have changed

Hopefully finished with the requirements debacle, now using conda but freezing requirements with pip as usual

Transition to MLWorkspace docker and setup makefile with environment commands

Initial commit for setting up DS environment