[SWFObject] Express Install unsupported

[Andrew Wason]

The problem we were having is a lot of users had 8.0.27.0 because that 
is what Apple was shipping with new Intel Macs (or they may have been 
getting it automatically via MacOS Software Update)

 > I didn't include a check for those players because they were beta/
 > prerelease players, so in theory, only flash devs would have those
 >versions installed...
 >
 > 'normal' users should only have players that support the upgrade, so
 > you probably don't have to worry about it.