Merge pull request #3 from trapni/new

fixed communication pipe to be non-blocking.
fix on OSX
Merge pull request #4 from trapni/new

more improvements
Merge branch '2013' of github.com:paulasmuth/fyrehose into 2013
set num_workers to 4
added command line parameters
optimization: delay connection creation into the worker.

this way you can make better reuse of free-lists *later*.
This will also not particulary fix the current performance issue,
however, you should go this way.