Add extract-files/setup-makefiles scripts.

This should match Google's blob locations.

Change-Id: Iee90b92284a47fd5021c2c7fa39cc20651cf1644
Add 720p recording support for video camera

Change-Id: I7309d100cc9ed97352d12f0042b3737309ee9580
Adjust scripts per new binaries for Android 4.1.1 (JRO03R)

Change-Id: Iaecc030e0c056d276dcbb144eae2e3045de6ba70
Removal of keystore.grouper for Android 4.1.2 (JZO54K)

Change-Id: I3d1789b5e16c04b7de68c82f03c2c5327a2535b7
Removing asound.conf from setup script, not in blobs or stock 4.2

Change-Id: I265dab99b2cb70f7cfe3dd1f9e38ce57b6905a4a
Enable rndis support for USB Tethering

Change-Id: Ib18112745553ec83849450f2ab2ee0cc3d4ef0ae
Grouper: Enable USB Tethering

- Enables USB tethering to utilize device's Wi-Fi connection

Change-Id: I42f8829b608717e327af02f24bd25549554be550