std::io is thread safed now
std::io is thread safed now

felipensp/clever,clever-lang/clever,felipensp/clever,felipensp/clever,clever-lang/clever,felipensp/clever,felipensp/clever,clever-lang/clever,felipensp/clever,clever-lang/clever,clever-lang/clever,felipensp/clever,clever-lang/clever,clever-lang/clever