Test airflow papermill docker

Purpose of this repo is to test airflow with papermill and docker integration (and maybe kubernetes in the future)

Some files:

• Dockerfile describes simple image with jupter server and papermill
• docker-compose.yml contains build instructions, run $ docker-compose build to build the image
• run_pm_from_docker.sh then runs the papermill built image
• run_pm_local.sh run papermill locally

Directories:

• out/ - dir for papermill to output notebooks; contains some examples
• home/ - airflow home, contains dags
• notebooks/ - dir with input notebooks for papermill