added faker integration
docs improved
docs fix
formatting fix
new docs added
quotation added.
readme guide improved
docs fix
fixed CS, added exception check
added prompt for the user, interface improved, multiply generation added
docs improved
method renamed
changed composer to require-dev codeception
Added support for using array-typed arguments for console commands
changed command signature, docs improved.
Merge pull request #1743 from Ragazzo/yii2_faker_integration

Yii2 faker integration
Adjusted composer for faker extension.
Fixes #1748: code cleanup.
doc fix.
minor fixes.