[theora] firefogg local encode web-app

[yorn at gmx.net]

The firefogg is a real advantage for non command line users! And I also really like them (as a command line user ;-), as this is what people demand for! 

> hey that's great! thanks michael. i have downloaded firefogg a week ago
> but couldn't use it before... now i understand... are you going to add more
> tools on ogg video tools like cat, cut, join etc... 

I would love to create a firefox plugin for that :-). Anyone out there want to join that mission? I am not an expert in java-script, XML, XUL etc. (as you can see from my webpage :-/)

- Yorn