Added functional tests around the new v2 destination handler
Added functional tests around the new v2 destination handler

tjcunliffe/hoverfly,tjcunliffe/hoverfly,SpectoLabs/hoverfly,SpectoLabs/hoverfly,tjcunliffe/hoverfly,tjcunliffe/hoverfly,tjcunliffe/hoverfly,tjcunliffe/hoverfly