Update .travic.yml to install libzmq3
Update .travic.yml to install libzmq3

zeromq/lzmq,moteus/lzmq,zeromq/lzmq,bsn069/lzmq,bsn069/lzmq,LuaDist/lzmq,moteus/lzmq,LuaDist/lzmq-ffi,moteus/lzmq,LuaDist/lzmq-ffi,zeromq/lzmq,LuaDist/lzmq