Add Shockwave/Director support

[VFDan]

Python script: https://github.com/n0samu/director-files-extract/blob/master/shock.py I don't know if a Python script would be useful as this is written in AutoIT

Example: https://web.archive.org/web/19970331070047/http://www.headsoff.com/robot.zip (the exe inside this)