Fix deprecation warnings.
Add zmq_proxy function support
Start adding 0MQ 3.2.2 features.
Begin adding support for socket monitoring.
Tweak socket monitoring.

- Use ByteString instead of Strings for EventMsg address fields.
- Use pull approach in 'monitor', i.e. return a function which client
  code can invoke to retrieve the next event.
Expose context options.
Add setTcpAcceptFilter.
Prepare new release.

Update AUTHORS, README.md, file headers and examples.
Clarify API change of 'withContext'.
Begin to add monadic layer on top on System.ZMQ3
Modify some examples to use System.ZMQ3.Monadic.
Fix example.
Merge branch 'master' of git://github.com/twittner/zeromq-haskell

Conflicts:
	src/System/ZMQ3/Base.hsc