In my (Michael) working set this directory contains the files

  msvcm90.dll
  msvcp90.dll
  msvcr90.dll

from vcredist.exe, downloadable from

http://www.microsoft.com/downloads/details.aspx?familyid=9B2DA534-3E03-4391-8A4D-074B9F2BC1BF&displaylang=en


It also contains

  gdiplus.dll


The files are needed to build the Windows binary of WikidPad.

For legal and technical reasons these files are not present in the source distribution.
