In order to avoid having to sync the H264 proxies with the RAW 14-bit lossless files in Davinci Resolve to have sound (when using Windows).
Integrated audio recording at 48kHz 16bit or 24bit with MLV Lossless would be a perfect solution for sound!
You're the man!!
Please follow forum posts and progression of certain interest, use search etc. With that said check out ErwinH builds with audio:
http://www.magiclantern.fm/forum/index.php?topic=16650.msg192161#msg192161