osc-lib: update to 2.0.0
osc-lib: update to 2.0.0

Change-Id: I15c615f4ea8441c907ff72fe720f56e0c67d2e79
Signed-off-by: Thomas Bechtold <146c0151a0e725bfeb02563a32ae78cab8c92198@suse.com>

openstack/rpm-packaging,openstack/rpm-packaging