What's Changed
* Fix invalid escape sequence warning message by bepoli in https://github.com/bodegalab/irescue/pull/19
* Set multiple verbosity level by bepoli in https://github.com/bodegalab/irescue/pull/21
* Implement EM convergence with tolerance threshold of log-likelihood change by bepoli in https://github.com/bodegalab/irescue/pull/20
**Full Changelog**: https://github.com/bodegalab/irescue/compare/v1.1.2...v1.2.0b1