[#131] Fix Gem initialization not working on MacOS Sierra and later (#132)
[#131] Fix Gem initialization not working on MacOS Sierra and later (#132)

This is a fix for MacOS after
https://github.com/shadabahmed/logstasher/commit/dda48f5a3a040c3e1e808ab3c0293e1c147929d6
MarcGrimme/logstasher,jdurand/logstasher,shadabahmed/logstasher