fix redefinition of region

Signed-off-by: Alfredo Deza <alfredo.deza@inktank.com>
remove unused import

Signed-off-by: Alfredo Deza <alfredo.deza@inktank.com>
rename variable to avoid collision

Signed-off-by: Alfredo Deza <alfredo.deza@inktank.com>
more statuses redefinition fixes

Signed-off-by: Alfredo Deza <alfredo.deza@inktank.com>
Merge pull request #238 from ceph/wip-pep8

Wip pep8
ceph.conf: longer client_moutn_timeout (which also applies to librados)

Signed-off-by: Sage Weil <sage@inktank.com>