modified:   app.db
	modified:   db_migrate.py
	new file:   db_repository/versions/001_migration.py
	new file:   db_repository/versions/001_migration.pyc
	new file:   db_repository/versions/002_migration.py
	new file:   db_repository/versions/002_migration.pyc
	modified:   app.db
	modified:   app/models.py
	new file:   db_downgrade.py
	new file:   db_upgrade.py