Improve Windows support
Organize win32 directory and move other win32-only code inside ifdef.
Allow all builds to use bundled libzmq headers
Support x86 AND x64 builds and remove a debug statement
Merge branch 'master' of git://github.com/JustinTulloss/zeromq.node
added; local/remote_lat local/remote_thr perf test
Add XPUB/XSUB socket types
Check explicitly for version
Added link to zmq installation instructions

Otherwise error may occur during build time:

  CXX(target) Release/obj.target/binding/binding.o
../binding.cc:28:10: fatal error: 'zmq.h' file not found
         ^
1 error generated.
make: *** [Release/obj.target/binding/binding.o] Error 1
Merge branch 'master' of git://github.com/JustinTulloss/zeromq.node
node v0.9.4+ compatibility
fixed hanging testcases on fast Linux machines
Merge pull request #156 from xla/master

Addition of XPUB/XSUB sockets
Merge pull request #159 from bobrik/patch-1

Added link to zmq installation instructions
Added Travis CI support.
test.exports now handles version specific options properly.
More on version specific testing.
Some of the flags should have been v3+.
Version checking now delegated to semver.
Merge pull request #169 from datacratic/hanging-test-cases-on-linux

fixed hanging testcases on fast Linux machines