Remove silly debug log
Disable vertex cache option if hw transform is disabled
Set the audio/video streams per sceMpegGet*Au().

This fixes #2226, thanks to @raven02 for finding the issue.  Could also
help e.g. Xyanide: Resurrection and a few other games.

The video codec change path is not super well tested, because I couldn't
find a game that triggered it, but it should work.
Merge pull request #4993 from unknownbrackets/mpeg-minor

Set the audio/video streams per sceMpegGet*Au()
No reason for langValuesMapping to be a member variable in Config.
Moving the lang mapping to Config clears up some obcure file-to-file build dependency.

Should fix the build.
Merge pull request #4991 from ufdada/master

Also disable vertex cache option if hw transform is disabled
Release held keys on the keyboard when window focus is lost.
Change bool name for better readability.
Rename keyHeld to keyDown, too.
Use a std::set instead.
Merge pull request #4983 from thedax/win32KeyboardInputFix

Win32/Keyboard Input: Release held keys when the window loses focus.
Lowering the log level of sceNET
disable some settings if sound isn´t enabled
value already bool, no need to cast it
Merge pull request #4995 from raven02/patch-3

Lowering the log level of sceNET
Merge pull request #4998 from ufdada/master

disable some settings if sound isn´t enabled
Optimize the VAGADPCM decoder.
sceMpeg: Add all missing invalid memory check and cleanup format
Don't completely fill the psmf ringbuffer at once.

It takes more time (slowing the start of the video), and gets us closer to
overflowing buffers and stuff.