Update documentation. Add doctrine usage.
Update documentation. Add doctrine usage.

stof/KnpGaufretteBundle,igormukhingmailcom/KnpGaufretteBundle,1001Pharmacies/KnpGaufretteBundle,calumbrodie/KnpGaufretteBundle,KnpLabs/KnpGaufretteBundle,acucchieri/KnpGaufretteBundle