This removes the dirty hack of unlocking the global context while in nn_global_init.

Signed-off-by: Martin Sustrik <sustrik@250bpm.com>
nn_poll implemented

Signed-off-by: Martin Sustrik <sustrik@250bpm.com>
Windows version of nn_poll implemented.

Signed-off-by: Martin Sustrik <sustrik@250bpm.com>
Man page for nn_poll added.

Signed-off-by: Martin Sustrik <sustrik@250bpm.com>
Fix assertion in statistics for zero-length message

Signed-off-by: Martin Sustrik <sustrik@250bpm.com>
Fixed fd type in nn_poll on windows

On Windows fd type should be SOCKET not int in nn_poll.

Signed-off-by: Martin Sustrik <sustrik@250bpm.com>
Matt Howlett added to AUTHORS file

Signed-off-by: Martin Sustrik <sustrik@250bpm.com>