Send deletes as http DELETE to youview server, in reverse hierarchical order
Don't send service information on bootstrap uploads
Remove classes for creating the now redundant service information xml
hardcode language to english ("en") as youview only support english, welsh and scots gaelic.
Extract ordering into Guava Ordering, and test
Send deletes to youview. Also includes refactor of youview upload and more thorough integration testing.
Merge branch 'mbst-4791-lovefilm-deletes' into stage