Revert to bcm4329

Revert "Use wifi firmware from vendor_olympus"

This reverts commit dc94538a3fe985f955e4ea908de2516450e8147d.

Revert "Adjust tether interface name"

This reverts commit d66bf349419cefa8a456e6c168474f72f3ec6cb8.

Revert "Change wifi driver from bcm4329 to bcmdhd"

This reverts commit c2dec165012d225bf2ef710aaadad1bcfd3afe8f.

Conflicts:
	root/init.target.rc

Change-Id: I91fb87175137a052a923f0dc3233b7fbd5271e58