* Do not modify Env logger from CLI; * Add verbose attribute to Env; * Implement Env#verbose?; * Remove Env#log_level and Env#log_level=; * Refactor related specs, improve some wording.
* Do not modify Env logger from CLI; * Add verbose attribute to Env; * Implement Env#verbose?; * Remove Env#log_level and Env#log_level=; * Refactor related specs, improve some wording.