runtime bones compatibility info

Put the accepted bones file range on the options menu display.
Also adds a missing "if (wizard)" in bones.c

src/bones.c

@@ -435,7 +435,8 @@ getbones()
 			for(mtmp = fmon; mtmp; mtmp = mtmp->nmon) {
 			    if (mtmp->mhpmax == DEFUNCT_MONSTER) {
 #if defined(DEBUG) && defined(WIZARD)
-				pline("Removing defunct monster %s from bones.",
+				if (wizard)
+				    pline("Removing defunct monster %s from bones.",
 					mtmp->data->mname);
 #endif
 				mongone(mtmp);