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
checkout review order, cancel order, place order,
added cancel button on orderDetails & html mail body
checkout success page modified
put/take cart on/from stock at change state of order
Refactoring Category Controller & Search Controller
Deleted comments from Repository
My orders & View specific order
some minor updates on orders
admin "add user" capability
upload smth
Refactoring Category Controller
Admin capability to add a new user
Modified Login Listener
Merged with Checkout_final from mzaharie
Merge branch 'master' of https://github.com/ahusar/charlie

Conflicts:
	src/Bookshop/BookshopBundle/Entity/BookshopOrderRepository.php
	src/Bookshop/BookshopBundle/Entity/ProductRepository.php
	src/Bookshop/BookshopBundle/Resources/views/Dashboard/index.html.twig