Merge pull request #50 from Infinity-3A3/Raed

Raed
ajout de la fonction de connexion
Merge pull request #51 from Infinity-3A3/karim_auth

ajout de la fonction de connexion
Merge pull request #52 from Infinity-3A3/Raed

Add Sells to PanierPordDAO
Omar stuff +  Partial fix on PanierProd + stats on Comentaire