This patch allows winecfg to be called with the "/v" parameter to
display the current Windows version. "/v winver" will continue to allow
the Windows version to be updated.

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=49242Signed-off-by: Owen Rudge <orudge@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>