The GStreamer provide name is gstreamer1() not gstreamer1.0()
zif: trivial whitespace cleanup
Release version 0.8.7
trivial: post release version bump
zypp: fix download progress

... to use the same package_id as everything else. The package_ids for
download were guessed from url before and were plain bogus. The downside
is that we have no download speed anymore, but having useful progress
is better than having random numbers