[05.06] Update of the week: Refinement Rates, EggFall - Hot Summer Treasure packs, HD refine sets

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

Events and Shop:
— The EggFall - Hot Summer Treasure packs arrived in launcher.
— The Refine Hats Sets arrived in launcher.
— The HD refine sets arrived in launcher.
— The "Boosted Refinement Rates" event has begun.

Finished activities:
— The EggFall - Summerbloom Treasure packs left the launcher.
— The Transmutator Packs left the launcher.
— The Special Packs for Ranger left the launcher.