added cart methods
Move provider check out of web service calls.
web service test updated with cart methods
test of cart methods added to BibdkUser
add reset function en mockup webservice + add namespace to request params
update service Request structure for add to cart
Merge branch 'feature/738-card-webservice' into develop
Tagging version 7.x-0.8
Merge branch 'release/7.x-0.8' into develop