KeeperRL Alpha 29 hotfix 1 released

This is a bug fixing patch that gets rid of the most common issues in Alpha 29.

• Fixed the behavior of totems in retired dungeons and the crash that happened when they were destroyed.
  
• Fixed a crash involving casting the firewall spell outside of map bounds, most common on the Adoxie level.
  
• The game doesn't crash if a mod contains an improperly defined ranged weapon and reports an error instead.
  
• Fixed a world generation crash caused by a mod giving a creature equipment that it can't equip due to missing body parts.
  
• Fixed a world generation crash involving placing creatures in unreachable positions.