I just installed this, and I have 3.5.0 Gold.
However, it needs to be mentioned that as it is, it will NOT work, without one more modification which was not mentioned.
In ACP, go to Extensions & Sizes. Click Add New Attachment Type.
(you must do this for each file type - mp3 is given as an example)
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Extension: mp3
Max Filesize(in bytes) 5000000
Mime Type: Content-type: audio/mp3
Display thumbnail for this type? No
Open this attachment in a new browser window? No (Really this is your choice)
Enabled Yes
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For a temporary demo, click
here