Updated project and external DLL

Removed AnyCPU as it is not possible due to external programs.
Added both x86 and x64 version of external programs and DLLs.
Added nLog to test project to avoid errors on build all.
Added post build events to copy the correct bit depth libraries and
programs.
Reset Code Analysis options for all projects and all configuration to
be: Microsoft Managed Recommended Rules.
Updated external libraries to:
mediainfo-rar.1.3.2
ffmpeg-20140213-git-ccc48b3
MediaInfo_DLL_0.7.67