Rename confirmator file

I think "deliverer" is a more apropiate
name for the what the script does. I like
the semantics.

Signed-off-by: Martin Abente Lahaye <tch@sugarlabs.org>
Add systemd service files

Add training.service which will control reporting and
storing back-end.

Add training.delivery service which will run the
confirmation email delivery.

Add trianing.delivery.timer which will trigger the
email delivery service regularly.

Signed-off-by: Martin Abente Lahaye <tch@sugarlabs.org>
Integrate simple-db-migrate

Instead of re-inventing the wheel this time, I will
be using this simple database migration tool.

Signed-off-by: Martin Abente Lahaye <tch@sugarlabs.org>
Modify delivery timer

Trigger delivery service after each 10 minutes, and improve
timer description.
Release 0.1.0-1

Very initial release.

Signed-off-by: Martin Abente Lahaye <tch@sugarlabs.org>