Deal with issues related to thinking differently. This handles the basic
Mac OS X menu commands (and apple events) for open, about, prefs, etc.
As of 0140, this code need not be built on platforms other than OS X,
because of the new platform structure which isolates through reflection.
Rewritten for 0232 to remove deprecation issues, per the message
here.
(We're able to do this now because we're dropping older Java versions.)