[Swftools-common] extracting from Impress slides

[John Taber]

> Have you tried exporting to PDF from Impress, and then running pdf2swf?
> That seems to work fairly well, at least with the slides I tested. It
> also removed the graphical artifacts Impress creates in the SWF on my
> system (filling the inside of "O" and zero characters with black etc.).
>
> Greetings
> Matthias

Good idea - but can't get pdf2swf to compile since t1lib make is broken and 
won't compile (running Knoppix Debian - I'm even having trouble with apt-get 
on this but will work more on it).  
John