* Added proper GIL management for non-copying send
* Implemented support for zmq_errno().
* Added Socket.create_socket()
* Fixed setup.py to work with libzmq.dll on Window
* The flags argument to Socket.send/Socket.recv must be a C int
to prevent Python-C API calls in the nogil section.
* Added a protocol argument to pyobj_send that defaults to -1 (the
highest pickle protocol).
* Added a try/finally in Socket.recv.
OBS-URL: https://build.opensuse.org/package/show/devel:languages:python/python-pyzmq?expand=0&rev=4
