[20.05] Update of the week: Era of New Powers [17.2.1], Colorful runaways, Battle manual packs

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

Update:
— The "Era of New Powers [17.2.1]" update has been installed.
The update is described in detail in our patch note.

Events and Shop:
— The Battle manual packs arrived in launcher.
— The Special Packs for Genetic and Mechanic arrived in launcher.
— The Shadow Packs arrived in launcher.
— The "Colorful runaways" event has begun.

Finished activities:
— The Special Packs for Rune Knight and Royal Guard left the launcher.
— The Dovmihr's Legendary WIN-WIN Machine left the launcher.
— The Shadow Packs left the launcher.
— The Special Packs for Arch Bishop and Sura left the launcher.
— The "Poring Invasion: Prontera" event has come to an end.

Changes:
— Added an NPC with free skill reset at /navi prontera 146/98
— Fixed a bug that caused an item Guard Coin to work incorrectly.