add zeromq recipe
add pyzmq recipe
add lib sodium
update zeromq to 4.0.3

and link libsodium
update pyzmq to 14.0.1
patch libzmq_pedantic=no (for libsodium)
libsodium bld.bat (doesn't work)
build zeromq on Windows
link zeromq in pyzmq on Windows
Merge pull request #59 from minrk/zmq

zeromq recipes, thanks Min