JIT fix for the lfs instruction in x64 builds. Fixes Ultimate Spider-man.
Added NullSound to CMake without typo
Added NullSound to CMake
Re-implemented the NullSound back-end. Allows Dolphin to be used on hosts with no sound hardware. Emulates strict DSP timing in the DSP HLE plugin.
Allow the game to set the DSP sample rate. Fixes Bomberman Generation.
Fixes issue 2523.