Format the table, detect max size to console

https://github.com/duyet/grant.rs/blob/479888f0d1305e5388b4fdb724f4661626d34e5f/src/apply.rs#L402-L406

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###### This issue was generated by [todo](https://todo.jasonet.co) based on a `TODO` comment in 479888f0d1305e5388b4fdb724f4661626d34e5f when #3 was merged. cc @duyet.