Update WiFi buffer

Change-Id: I93592a9eff9908a8b77e1747add1e1480f381d45
Symlink fstab

Patching init to get the 'right' fstab was a bad idea as vold has
the path hardcoded. This patch changes init to symlink the correct
fstab to the expected place

Credits: Adrian Ulrich

Change-Id: I6a55efa89f55dc1733220e26f445938bf47542c4
Stop the damn warning

Change-Id: I825a0887fb4c9e4c7127e13c9cfe4c0c22b765d6