Improve mink access, add php unit asserts and update deps (#3)
* Improve composer.json to be packagist ready and create tests dir
* Improve README removing unneccesary config reference
* fix: Mink access and kernel refresh on each scenario execution
* Refactor and fix to not preserve application state on each scenario
* Improve application state refresh on each scenario and documentation
* chore(release): 1.0.3
* feat: Improve mink access, add php unit asserts and update deps
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Co-authored-by: Roberto José Garcia Navarro <robertogarcia@ipglobal.es>