Problem: README doesn't help user with zmq-prebuilt
Problem: README doesn't help user with zmq-prebuilt

Solution: Provide installation and usage guide.

interpretor/zeromq.js,interpretor/zeromq.js,lgeiger/zmq-prebuilt,rgbkrk/zmq-prebuilt,rgbkrk/zmq-prebuilt,lgeiger/zmq-prebuilt,interpretor/zeromq.js,lgeiger/zmq-prebuilt,rgbkrk/zmq-prebuilt,rgbkrk/zmq-prebuilt,interpretor/zeromq.js,interpretor/zeromq.js,rgbkrk/zmq-prebuilt,lgeiger/zmq-prebuilt,lgeiger/zmq-prebuilt