Add a more sound CLOCK_MONOTONIC check.

* configure.ac now attempts to compile a program using clock_gettime, and if
  successful, enables NN_HAVE_CLOCK_MONOTONIC. It also determines of -lrt should
  be used.

Signed-off-by: Martin Sustrik <sustrik@250bpm.com>
Mark Ellzey added to AUHORS file

Signed-off-by: Martin Sustrik <sustrik@250bpm.com>
Fix overlapped I/O on Windows. Provide a test.

Signed-off-by: Martin Sustrik <sustrik@250bpm.com>
Fixed diagrams generation issues

Signed-off-by: Martin Sustrik <sustrik@250bpm.com>
Ark Degtiarov added to the AUTHORS file

Signed-off-by: Martin Sustrik <sustrik@250bpm.com>
Fixed uninstall issues. Misc. cleanup

Signed-off-by: Martin Sustrik <sustrik@250bpm.com>
Added socket's life cycle stress test.

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

Signed-off-by: Martin Sustrik <sustrik@250bpm.com>
Cleanup of nn_queue_remove function.

Signed-off-by: Martin Sustrik <sustrik@250bpm.com>
Make ipc_stress test less stressful (for diagnostic purposes)

Signed-off-by: Martin Sustrik <sustrik@250bpm.com>
Convenience patch for Eclipse users

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