Fix comment for Socket.prototype.disconnect()
Merge pull request #234 from bsnote/patch-1

Fix comment for Socket.prototype.disconnect()
fixed zmq version check for xpub/xsub sockets.

Signed-off-by: Johny Jose <johny@playlyfe.com>
Downgrade `should` to v1.x.x
Merge pull request #238 from atrniv/master

fixed zmq version check for xpub/xsub sockets.
handle received message immediately for receive only sockets to prevent memory leak in driver
Merge pull request #221 from kkoopa/v0.11

Patch for Node v0.11.4+
0.11.8+ support, deps: nan@0.4.4, bindings
Merge pull request #249 from rvagg/0.11.8

0.11.8+ support, deps: nan@0.4.4, bindings
Merge pull request #248 from utvara/master

handle received message immediately for receive only sockets to prevent memory leak in driver
Merge.