1.Add alternative path acceptance tests of place order.

2.Add a convenient class for running specific acceptance test under
development.
1. Add comments on PendingOrderRepositoryCustom

2. Remove unused imports for PendingOrder and fix misspell.
Merge remote-tracking branch 'origin/place-order' into
place-order-alternative-path
1. Implement Place Order alternative path acceptance tests.
1. Some dbunit relevant refactoring.
1. Provide a shared loader for persistence tests.
1. Now all connection is created by DatabaseOperationBuilder
1. Add validation test infrastructure.

2. Add validation tests for PlaceOrderCommand
index on place-order-alternative-path: dbef6d4 1. Now all connection is created by DatabaseOperationBuilder
Merge
1. Use redirect to avoid repeated submit
Merge branch 'place-order-redirect' into place-order-alternative-path

Conflicts:
	food2go-webapp/src/main/java/com/github/hippoom/food2go/interfaces/booking/web/command/PlaceOrderCommand.java
1. Now user is redirected after the place order form submitted.