1. I agree with your suggestions for the most part.
2.

Twirl - i don´t know, does it really neet a shortcut?

IMHO it doesn't.
Neither does Downsample. Do you use Downsample often?
How about deleting shortcuts for them both?

How about deleting shortcuts for them both?

Let´s do it that way.

OK. Settled then. I will launch the pull request soon.

Done.