* Text positioning in message boxes is now controlled by #defines.
* The various MSG_PLAY_SLIDE<n> messages are now one, MSG_SCREENSHOT_SLIDESHOW_KEYS, with \n between lines.
* Use \n in some more message pairs.
* Lengthy scrollers broke. This will be investigated in a later commit.
EN:
* bdf_font.c: Add support for having a main font, [0], of more than 128 characters. Refactor character width checks into a new function, BDF_width16_ucs.
* bdf_font.h, draw.h, gui.c: Use UTF-8 for all strings to allow more translations. Use BDF_width16_ucs where possible.
FR:
* bdf_font.c: Prendre en charge une police principale, [0], de plus de 128 caractères. Diriger les vérifications de la largeur d'un caractère vers une nouvelle routine, BDF_width16_ucs.
* bdf_font.h, draw.h, gui.c: Utiliser le codage UTF-8 pour toutes les chaînes pour permettre d'autres traductions. Utiliser BDF_width16_ucs là où c'est possible.