What's Changed
* add n_cores argument by jdkent in https://github.com/neurostuff/compose-runner/pull/15
* add more informative errors when downloading by jdkent in https://github.com/neurostuff/compose-runner/pull/14
* just check the end of the string by jdkent in https://github.com/neurostuff/compose-runner/pull/16
* coerce n_iters to be int by jdkent in https://github.com/neurostuff/compose-runner/pull/17
**Full Changelog**: https://github.com/neurostuff/compose-runner/compare/0.3.3...0.3.4