[Windows 7 audio] Audio needs to be converted #2

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### [Windows 7 audio] Audio needs to be converted

The audio for the Windows 7 library needs to be converted into:
OGG/OGA
M4A
MP3
MP2
MID
FLAC
ALAC
AIFF

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https://github.com/seanpm2001/SWave_Starter/issues/2

