Hello Christian!
> I just submitted two tiny pull requests (7 & 8) intended to make
> building and installing the Nautilus extension easier on Debian.
Thank you very much, I've merged them ♥
> The fact that the -c switch changed its meaning worries me a little.
> People are used to write `mat -c file.pdf` to check and show metadata
> without writing anything to a file. Now, `mat2 -c` is for checking
> dependencies, and `mat2 -c file.pdf` should fail with an error message
> Instead, it silently acts as if the -c switch was not there and
> proceeds to clean the file. I just created issue 59 with this
> suggestion.