Version 1.0.3

Hi everyone,
Here is a small but significant balance update. These changes will make it easier to upgrade armors.

• Scorpions now drop Insect Shell.
  
• Centipedes now drop Insect Shell.
  
• Mites now drop Insect Shell.
  
• Aquathrians now drop Aquathril Ore.
  
• Sharkmen now drop Aquathril Ore.
  
• Aquathril Ore can also be found while fishing.