Enable zeromq for remotebackend option
Add zmqconnector
Configuration and stubs for ZeroMQConnector
ZeroMQ connector implementation
Add zmqconnector.o to build
Fix compilation errors
Added test suite for zeromq
Fix zeromq usage
Added http and zeromq to test suite
Fix for travis
More travis fixes
Try to remove libzmq3 first
drop travis zmq ppa
Updated gemfile
Added zeromq unit test to TESTS
Poll before sending, not the other way round
Add zeromq unit test to ignore
Handle timeout in send.
Fix typos
Send initialize to zeromq