Wifi: Further proces of commit "68c4285e1d7ed50c294eb01be84621d2521c8315"

Forgot to make the directory. See
https://github.com/ErwinP/android_device_htc_buzz/commit/68c4285e1d7ed50c294eb01be84621d2521c8315
update bluetooth bdroid_buildcfg
Revert "Swich libaudio for the one from msm7x27"

This reverts commit 3c5a5ab281a3b6b81cf581358044df4a14931f5f.