Change code to reflect git repo name change

From Cloudprint-debian to Cloudprint-service.
Start changelog for 0.10-8
Change the python Depends back to the macro

This will cause sid to build a sid-only release, with a Depends
on the multi-arch python:any, which is not supported by older
releases.
Merge branch 'develop' into release, for 0.10-8
Delete the github README.md from release again
Remove NEWS from the root