v1.8.6.646 Note:
1. Fixed the model error in Hela`s default model.
2. Fixed the issue that the check-in calendar might not show up in the main interface,
3. Fixed the issue that the chest mob might not appear in Land of Greed.
4. Reduce the HP of the BOSS in Warrior Co-op & Hero Co-op by 10% to 30%.
5. Fixed the issue that difference occurs between the stat panel viewed by the owner and other players.
6. Fixed the wrong affix description on Withering Shadow Armor & Sacred Remains Ring
7. Reduce the extra deduction from BOSS`s AOE damage to player`s STA (Long-time combat with BOSS in Campaign of Old Ones might trigger BOSS`s fury mode along with full map AOE attack)
