Autodiscovery in version 2

[buzkall]

It's possible to bring back the autodiscovery to version 2?
Adding manually the provider to app.php makes it imposible to use composer install --no-dev in production

[buzkall]

I've created a pull request #93

[Andrii Mishchenko]

Thank you @buzkall , I've restored it in https://github.com/krlove/eloquent-model-generator/releases/tag/2.0.1