merge good futures

[shikulja]

1. Support for convenient server switching
   https://wowruru.github.io/acc_menu_instruction.html

2. Enabling the PfUI theme for the title screen
   https://wowruru.github.io/pfui_skin_instruction.html

3. https://wowruru.github.io/win_instruction.html
   The client also has a function for switching client localization.
   I'm not sure, maybe it's the same in the original client. I'm already used to it.

4. Hide esrb and blizz logo for more clean look
   was found a long time ago and is still relevant

only logo:
Hide_esrb and blizz logo.zip

full mod:
clean_loginscreen.zip