style(eslint): disables max-class-per-file and arrow-parens
style(eslint): disables max-class-per-file and arrow-parens

Airbnb used very opinionated restrictions. Sometimes it's useful to use private class in the same file with public one. And parens around arrow function args makes code less readable

Fixes #215

stalniy/casl,stalniy/casl,stalniy/casl,stalniy/casl