Named creatures: names per kind and language, epithets at higher levels, memorial stones for the fallen

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

docs/ROADMAP.md

@@ -138,4 +138,7 @@ grid), guard and attack markers (shields and swords), savegames with the game st
    minutes each with soft 20 s changes, only on maps with land above ground. Rain (and storms) put out burning
    bridges and keep fire from catching; fog halves the sight of units outside; storms strike units (40 damage)
    or trees with lightning every 6-20 s. Dimmed daylight, rain streaks, fog veils, flashes; a HUD label.
-6. **Named creatures** - names per kind and language, epithets at higher levels, memorial stones.
+6. **Named creatures** (done, v202611-00068, names.rs) - every creature gets a name from its kind's list in the
+   language files (20 per kind, per language), a humorous epithet from level 5 and a grand one from level 8;
+   names in the hover info, the creature overview and the messages. A creature of level 3+ that falls leaves a
+   memorial stone on its master's ground (hover: who lies there; at most 24).