Fix for C343-324 (long worm related crash)

* C343-324:  Cutting a long worm in two will crash the game if the cut takes
             the worm to 1 HP or if long worms had become extinct.
             Author:  Patric Mueller
             Source:  http://bilious.alt.org/?332
C343-19, -179, -268:  Acid dropping bugs

* C343-19:   Dipping acid in a fountain may not destroy the acid.
* C343-179:  If a monster is killed by a drawbridge while carrying a potion of
             acid, the game may panic.
* C343-268:  Used up potion of acid may end up in bones file.
             Author:  Patric Mueller
             Source:  http://bilious.alt.org/?340
C343-100:  Crash when object breaks on iron bars

* C343-100:  Game may crash if thrown potion hits bars before a monster.
             Author:  Patric Mueller
             Source:  http://bilious.alt.org/?341
C343-218, -275, 276 (wielded object crashes)

* C343-218:  Applying a wielded cream pie can crash the game. This generalizes
             to wielded objects being destroyed.
* C343-275:  If a lit, wielded, candle or potion of oil burns out, the game may
             crash.
* C343-276:  If a figurine auto-transforms while wielded or worn, the game may
             crash.
             Author:  Patric Mueller
             Source:  http://bilious.alt.org/?342
SC343-11, -12:  Astral call bug

* SC343-11:  It's possible to easily find the identity of a high priest on the
             Astral plane.
* SC343-12:  Hero using telepathy can abuse Call on the Astral Plane.
             Author:  Patric Mueller
             Source:  http://bilious.alt.org/?337
M343-1 (build under Carbon):  note patch rejected

The DevTeam does not seem to have actually tried to apply this patch.  I have
no confidence in it.  It will not be applied until corrected.
W343-3 and -4 (bugs relating to non-US locales)

* W343-3:    Under the Polish version of Windows 2000 SP4, screen output with a
             raster font shows wrong characters for many dungeon features.
* W343-4:    Keyboard may stop responding after locking or unlocking a door
             when using altkeyhandler=nhraykey.dll
             Author:  Ray Chason
             Source:  http://bilious.alt.org/?313
C343-162:  Magicbane messages

* C343-162:  Using Magicbane may cause an ungrammatical message.
             Author:  Ray Chason
             Source:  Uploaded to Bilious, but not public as of this writing.