Sprite support for French and Portuguese characters

[Kostov]

This adds Doom fonts for French and Portugese characters to zd.extra.pk3.

https://github.com/coelckers/gzdoom/pull/395

[Rachael]

The ü character is incomplete, according to the preview - it is missing its top outline.

The ê û â ô characters we can ignore since their accents are pretty high up in the pixel matrix anyhow.

[Gez]

Could you improve the acute and grave accents by giving them more of a visible slant, like the circumflex?

[Kostov]

The ü character is incomplete, according to the preview - it is missing its top outline.

Haven't touched it, but I can make an outline.

Could you improve the acute and grave accents by giving them more of a visible slant, like the circumflex?

I'll try. I'm sure they've got the space for it.

EDIT: I was wrong. They work, but they don't fit in messages that are at the top of the screen.

When writing:



Visible result: