Added HGMCVersionInfo>>message: to allow uses to force-set commit message. This can be used to force message digest instead of single commit's message. Useful when exporting to MC to include list of all changes since last export.

pushd common
call bmake.bat %1 %2 %3 %4 %5 %6 %7 %8 %9
popd 
pushd mercurial
call bmake.bat %1 %2 %3 %4 %5 %6 %7 %8 %9
popd