wdpa

[jacobwhall]

• [x] consolidate into main.py using Dataset class
• [x] rewrite download script in Python, integrate into main.py
• [x] have download, process tasks use local filesystem then transfer to shared FS (see #148)
• [x] check for new data to import
• [x] test by running locally using Prefect backend
• [x] add flow.py
• [x] test deployment on HPC
• [x] update README