Modifications

[wmbutler]

Here is the correct pull request. Sorry, I made some readme changes on my version that would have been wrong on yours.

[whitef0x0]

@wmbutler I think it would be best to add this functionality as an opt-in option instead of having it on by default, to prevent breaking changes.

[wmbutler]

I saw your comment after this. So, maybe a flag called --keep?

[whitef0x0]

@wmbutler might be better to add an options object when you require the library.

[wmbutler]

I'm not sure I follow.

[whitef0x0]

See this https://github.com/mattdesl/module-best-practices#api-best-practices

[whitef0x0]

@wmbutler I just added an option and added tests in this new PR #54 based off your code.

[wmbutler]

Closing this in response to @whitef0x0 pull request.