https://github.com/miku/parallel https://github.com/hashicorp/go-multierror https://github.com/pkg/errors https://github.com/sirupsen/logrus/blob/master/examples/basic/basic.go https://github.com/evalphobia/logrus_sentry https://github.com/sirupsen/logrus https://github.com/ansel1/merry https://github.com/meatballhat/negroni-logrus https://github.com/evalphobia/logrus_sentry https://github.com/pkg/errors/blob/master/errors.go https://github.com/joeshaw/multierror