Update Changelog.
Inno Setup: Update Romanian custom messages.

Refs: #2050.
Cosmetics: Define or use some constants when possible.
Update Simplified Chinese translation.
updated Ukrainian translation by Arestarh
MpegSplitter: "TrueHD streams output" -> "TrueHD+AC3 streams output", "AC-3 core" -> "AC-3"
Sync translations after dafecd04f2265073d38de8dfe91a3dccbc2520d6
Revert e9b3eab1200c67b488a4340afca62d8fa6924a81 and sync translations semi-manual instead.
Updated Greek translation.

Refs: #1680.
build.bat, mpc-hc_setup.iss : add ICL13 support
Cppcheck fixes (WIP)
rename MPCVideoDec to MPCVideoDecoder
update docs
cosmetics: rename variable
use try catch directly instead of the AFX macros
Add sign support for the binaries
update ffmpeg (n0.8-18651-g103a2c2)