Explicitly exit from forked process to force file descriptors to be flushed.
Fixes Issue #128 where incorrect number of daemons are created by God.
changed exit code to be compatible with ruby 1.8.7 and 1.9.3
Merge branch 'master' into Issue#128
Merge pull request #141 from warnergodfrey/Issue#128

Explicitly exit from forked process to force file descriptors to be flushed