downgraded from 55 to 54 cause bug on last release of xcode
Merge pull request #4 in CHSBNDL/chaosframework from features_downgrade_boost to development

* commit 'aff0d46e22c99b2cad3b57d355dacd43cb0bc50b':
  downgraded from 55 to 54 cause bug on last release of xcode