DONE
1. Pull the changes, update the env, commit user subscription settings functionality
2. Update, commit fix determining subscribers.
3. Researching on mail import. Mainly focusing on inotify (maybe a cross-platform observer library) that will allow to get notified on item change, pull the latest changes and feed as stdin to a python import script.
TODO
1. Prepare a proof of concept script that describes the mail import. Describe the work. Ping waldi.