multiplayer undo


git-svn-id: svn://svn.tuxfamily.org/svnroot/tesseract/main@1749 b412e182-2ed4-4078-95c4-27dc59f57fa9
visual studio fixes


git-svn-id: svn://svn.tuxfamily.org/svnroot/tesseract/main@1750 b412e182-2ed4-4078-95c4-27dc59f57fa9
more visual studio fixes


git-svn-id: svn://svn.tuxfamily.org/svnroot/tesseract/main@1751 b412e182-2ed4-4078-95c4-27dc59f57fa9