refactoring controllers in AdminBundle and some of BoookshopBundle
checkout steps 1,2,3
checkout payment & bugs on checkout
checkout index skips to the right step
Merge remote-tracking branch 'upstream/master'
Merge branch 'checkout_payment'
merged https://github.com/pitech-trainers/charlie
Merge pull request #20 from mzaharie/checkout_payment

Checkout payment