Fix API signatures for collections

The methods that return collections should return
Task<IEnumerable<dynamic>> not Task<dynamic>

Unit tests

Cleaning up and fixing typos

Redis and rabbitmq images now are not created when executing built. We force to  pull them  from docker hub.

Upgrade to angular-cli and Angular 4

Fixed some minor typos

Xamarin Client: Replaced Unity with Autofac. Fixes #147

Create/Update routed by POST/PUT & Location header returned
A new GET endpoint for returning single item by id created to honour Location header of previous methods.

# Conflicts:
#	src/Services/Basket/Basket.API/Model/RedisBasketRepository.cs

Signed-off-by: André Passos <andre-ap2@hotmail.com>

Signed-off-by: André Passos <andre-ap2@hotmail.com>

# Conflicts:
#	src/Web/WebMVC/Views/Shared/Components/CartList/Default.cshtml
#	src/Web/WebSPA/Client/modules/basket/basket.component.html