20.11.04Update

1. Added iron counter, gold inlaid counter and gem counter. More goods can be placed, and more environmental values can be added.
2. When the weapon is equipped, the weapon in the character's hand will also be replaced.
3. Polar wolf, snow monster and firefly monster have been added to the monster forest.
4. Elf system. The elf can assist the character in battle. The attributes that can be increased by feeding the elves are more handy in battle.