Add enum path prefixes for new namespaced enums.
Merge pull request #51 from cristicbz/fix-enums

Add enum path prefixes for new namespaced enums.
Update the examples
bump version for cargo since we're building again.
Added from_fd c-tor to PollItem.
Implement Error trait for zmq::Error.
Fix the tests
Merge pull request #52 from cristicbz/error-interop

Implement Error trait for zmq::Error.
Merge pull request #42 from cristicbz/master

Allow creation of poll items from file descriptor.
Fix travis
fix some warnings
deprecate some old-style methods
add zmq-sys to factor out the c bindings
move lib.rs
link zmq-sys with zmq
Migrate over zmq-sys
Bump the version
Remove workaround no longer necessary
Hide ZMQ_HAUSNUMERO
Switch to uint ranges