Merge pull request #5511 from ceph/wip-cxx11

c++11 ftw

Reviewed-by: Samuel Just <sjust@redhat.com>
Reviewed-by: Sage Weil <sage@redhat.com>

diff --cc configure.ac
Simple merge

diff --cc src/CMakeLists.txt
Simple merge

diff --cc src/mon/OSDMonitor.cc
Simple merge

diff --cc src/os/RocksDBStore.cc
Simple merge

diff --cc src/osd/PG.cc
Simple merge

diff --cc src/osd/PG.h
Simple merge

diff --cc src/osd/osd_types.h
Simple merge

diff --cc src/test/test_cors.cc
Simple merge

diff --cc src/test/test_rgw_admin_meta.cc
Simple merge