Hello Danny!

> Please make the things which are only required for the build and not required
> runtime native-inputs.

Yes, please find the attached revised patch.

> Is the license gpl2 only?

It is gpl2+. Please find the attached revised patch.

> How are grilo-plugins searched for?

Not sure. :/

> Why is pycairo and pygobject in the "input" list?

I do not know exactly why, but some parts of the application are (re)written in python.

Regards,
RG.