Right-align file size column

[MBilderbeek]

This looks a lot better. E.g.:

You can probably reuse most of this patch to implement it:
openMSX/openMSX@7e3d750

(It is a patch on IGFD, which was already modified in several ways, still, I guess you can use the gist of it.)

[aiekick]

are you training for write issue like if it was in the middle of a discussion ???

fyi, and maybe will surprising you, but im not in, your mind...

[MBilderbeek]

I was only thinking: let's start to feedback a bit what we changed in our copy of IGFD.... I have at least 1 more coming.