Remove nonexistent shaders from VS project
Get rid of unnecessary header dependency

Also fixes Lite builds compilation.
Remove nonexistent header files from VS project

They also caused Visual Studio to always re-link mpc-hc.exe even when no
changes were detected.
Reorganize mpc-hc VS project filters
Guard uncompilable code with #ifdef
BaseClasses: initialize variables.
Update Unrar to v5.2.2.
Compilation.txt: update toolchain.
Update ZenLib to v0.4.29 r498.
Update MediaInfoLib to v0.7.71 r6562.