Audio Export Post Processing: Reveal/Open Containing Folder

User Niles posted a windows version of this, which inspired me to edit one for Mac.

Download here: http://www.steinberg.net/forums/download/file.php?id=7282

Download Windows version (from Niles) here: http://www.steinberg.net/forums/download/file.php?id=7281

Original post: http://www.steinberg.net/forums/viewtopic.php?f=182&t=53169#p324385