ceph.in: Pass global args to ceph-conf for proper lookup

Fixes: #8944
Signed-off-by: Dan Mick <dan.mick@inktank.com>
(cherry picked from commit 6d89a99648630f81b85ad115fe7662dba6b08a55)
qa/workunits/cephtool/test_daemon.sh: allow local ceph command

(cherry picked from commit 97a8d5a9fdbd3a25cc922c242ee57da58c57d0bc)
qa/workunits/cephtool/test_daemon.sh: typo

Signed-off-by: Dan Mick <dan.mick@inktank.com>
(cherry picked from commit 22d20f39b7355966554319d5a1aa888967607569)
qa/workunits/cephtool/test_daemon.sh: verify ceph -c works with daemon

Signed-off-by: Dan Mick <dan.mick@inktank.com>
(cherry picked from commit aa9ae1f270293778aa937e7f7e4bcaee3099b9b2)
Merge pull request #2231 from ceph/wip-8944-firefly

Wip 8944 firefly

Reviewed-by: Sage Weil <sage@redhat.com>