Updated German translation.
Updated Simplified Chinese translation.
Revert "UpdateChecker: work around git-describe issue"

This reverts commit 3871c070cf54b41f0ac834b1166b8f7a511e5ee8.

The problem will be fixed when incrementing the version number for the release.
CVobSubFile: Deobfuscation in ReadIdx.
Use conversion constructors to work-around confusing AStyle styling.
Use a bitcheck instead of casting (WIP).

Fixes CID #965944.