Update to Akka 2.3.0, release 1.0.0.
Update README to mention Akka 2.3
Add Travis CI.
No Travis CI support for jzmq, rolling back.
Restore Travis CI configuration file, and add setup script.
Merge pull request #14 from zaneli/travis-ci

Restore Travis CI configuration file, and add setup script.
Fix SocketRef test failing with zmq 4, clean up build warning.
Stop using deprecated ZMQ.Context#poller method.
Remove reference to lib/zmq.jar from Travis CI setup.
Bump default new socket timeout to 2s.
Bump to scala 2.11.0
Adjust Travis CI Scala version to crossScalaVersions
Merge pull request #16 from zaneli/travis-ci

Adjust Travis CI Scala version to crossScalaVersions