Merge pull request #15556 from cbodley/wip-19847

jewel: rgw: multisite: fixes for meta sync across periods

Reviewed-by: Yehuda Sadeh <yehuda@redhat.com>

diff --cc src/common/config_opts.h
Simple merge

diff --cc src/rgw/rgw_admin.cc
Simple merge

diff --cc src/rgw/rgw_data_sync.cc
Simple merge

diff --cc src/rgw/rgw_json_enc.cc
Simple merge

diff --cc src/rgw/rgw_rados.cc
Simple merge

diff --cc src/rgw/rgw_rados.h
Simple merge

diff --cc src/rgw/rgw_sync.cc
Simple merge