Back port the trunk fix that prevents stone-to-flesh on self when
wielding a figurine from leaving stale worn object pointer and eventually
triggering a panic or crash. Branch only except for fixes34.4 update.
lit candle or potion of oil which burned out while equipped would leave stale
weapon/alternate-weapon/quiver pointer that could cause panic or crash
wielded/worn figurine which auto-transformed had same stale pointer bug
+likewise with casting stone-to-flesh on self for figurine of non-veggy monst
format names of not yet id'd artifacts such that obj type shows for non-weapons
make quest leader and nemesis be unlikely to be affected by traps
use a more precise jumping path for far, non-straight line destinations