[swfmill] mp3 import bug

[Ralf Fuest]

Doesn't MP3 only support 32kHz, 44.1kHz and 48kHz sampling rates?
The only common sampling rate between mp3 and flash seems to be 44.1kHz.

@Rostislav:
I've improved the error messages for mp3s with a wrong sampling rate in
the svn version.

Ralf

> I happen to know that the Flash player itself won't handle MP3s (loaded 
> with sound.loadSound, not via the IDE) that are not 11,025, 22,050, or 
> 44,100 khz. It plays them either too fast or too slow... sort of 
> interesting, really.
> 
> -alex