build docker @lsm5/fedora-1.8 commit#0d8fd7c
NVR: docker-1.8.0-4.git0d8fd7c
- disable non-x86_64 for this build (koji failures)
- use same distro as host for running tests
- docker.service Wants docker-storage-setup.service
Signed-off-by: Lokesh Mandvekar <lsm5@fedoraproject.org>