[08.04] Update of the week: Valkyrie's trick, Blacksmith Blessing, Boosted Refinement Rates

The maintenance is over, the server is online. Changelog:

Events and Shop:
— The HD refine sets arrived in launcher.
— The Refine Hats Sets arrived in launcher.
— The Survivor Sets arrived in launcher.
— The The Packs with Blacksmith Blessing arrived in launcher.
— The "Boosted Refinement Rates" event has begun.
— The "Valkyrie's trick" event has begun.

Finished activities:
— The Shadow Packs left the launcher.
— The Special Packs for Arch Bishop and Sura left the launcher.
— The Luckybox Sets left the launcher.
— The Loving Heart Treasure left the launcher.

Changes:
— Refinement rates have been changed.