rbd.py: remove unnecessary semicolons

Signed-off-by: Danny Al-Gaaf <danny.al-gaaf@bisect.de>
pybind: add docstrings for make_ex()

Signed-off-by: Danny Al-Gaaf <danny.al-gaaf@bisect.de>
pybind: unify make_ex() code in cephfs.py and rados.py

Signed-off-by: Danny Al-Gaaf <danny.al-gaaf@bisect.de>
rados.py: chmod -x

Signed-off-by: Danny Al-Gaaf <danny.al-gaaf@bisect.de>
rados.py: add some docstrings

Signed-off-by: Danny Al-Gaaf <danny.al-gaaf@bisect.de>
rados.py: fix create_pool()

Call rados_pool_create_with_all() only if auid and crush_rule
are set properly. In case only crush_rule is set call
rados_pool_create_with_crush_rule() on librados, not the other
way around.

Signed-off-by: Danny Al-Gaaf <danny.al-gaaf@bisect.de>
cephfs.py: add docstring for shutdown() and version()

Signed-off-by: Danny Al-Gaaf <danny.al-gaaf@bisect.de>
rados.py: add docstrings for *Error classes and others

Signed-off-by: Danny Al-Gaaf <danny.al-gaaf@bisect.de>
rados.py: add more docstrings

Signed-off-by: Danny Al-Gaaf <danny.al-gaaf@bisect.de>
rados.py: add docstrings for Ioctx::__aio_*_cb()

Signed-off-by: Danny Al-Gaaf <danny.al-gaaf@bisect.de>
Merge pull request #203 from dalgaaf/wip-da-pybind-pylint-v2

Reviewed-by: Josh Durgin <josh.durgin@inktank.com>