Packager labelstower

See merge request !61

sql insert are used for test purposes.

models.py is used for test purposes.

instance are created for test purpose.

Use SQLAlchemy instance to query database
set path(config.py), initialize object(__init__.py),
download flask_sqlalchemy extention(rquirements.txt
and use instance to query database (request_db.py).

cript de population de données des BD test :
-voiture.db
-codingpool.db

Recette :
python3
    from models import db
    db.create_all()
shell
mv test.db voiture.db
mv voiture.db instance/
cd instance /
sqlite3 voiture.db '.read data_voiture.sql'

ce script contient des requêtes SQL d'insertion.