Update composer.json to respect psr4
Update composer.json to respect psr4

rschumacher/SonataDoctrineORMAdminBundle,sonata-project/SonataDoctrineORMAdminBundle,rmzamora/SonataDoctrineORMAdminBundle,rschumacher/SonataDoctrineORMAdminBundle,rmzamora/SonataDoctrineORMAdminBundle,pulzarraider/SonataDoctrineORMAdminBundle,pulzarraider/SonataDoctrineORMAdminBundle,nlzet/SonataDoctrineORMAdminBundle,nlzet/SonataDoctrineORMAdminBundle,nlzet/SonataDoctrineORMAdminBundle,rschumacher/SonataDoctrineORMAdminBundle,aurelien-vtech/SonataDoctrineORMAdminBundle,pulzarraider/SonataDoctrineORMAdminBundle,aurelien-vtech/SonataDoctrineORMAdminBundle,rmzamora/SonataDoctrineORMAdminBundle,aurelien-vtech/SonataDoctrineORMAdminBundle,nlzet/SonataDoctrineORMAdminBundle,rschumacher/SonataDoctrineORMAdminBundle