tilapia: enable expanded desktop

Change-Id: I69ee9c593aa31f6062498a71ed1341b3dd8a9bd0
tilapia: Update build fingerprint for 4.2.1 (JOP40D)

Change-Id: Ifc4b411ec79fc19ec3ae221ae6a9c9bd7976f0ba
Remove 'config_cyanogenmod' from Trebuchet overlay

Parent is no longer in Trebuchet resoruces.  Needs to be removed
to fix compile.

Change-Id: Iba4b3d9ca336d9d0b28bfd409c331e7ff1644679
tilapia: enable USB OTG storage

Require grouper changes found at http://review.cyanogenmod.org/#/c/29283/

Change-Id: If1f7c3eccafddc11a5f11595544e25307d054325
tilapia: enable Tethering & portable hotspot

    Wifi Tethering - works
    USB Tethering - works

    USB Tethering Depends on
    http://review.cyanogenmod.org/#/c/29170/
    http://review.cyanogenmod.org/#/c/29169/

    USB Tethering on Ubuntu - Works as it is
    USB Tethering on Windows-based PC - Requires one time installation
    of driver. Instructions to install NDIS Driver on Windows PC
    - http://goo.gl/KnnhJ

Patchset 4: Remove Bluetooth.  This doesn't work yet.  Add it later

Change-Id: Iedd2895bab08b54f41af7eaa921f29691a84364d
Merge branch 'cm-10.1' of https://github.com/CyanogenMod/android_device_asus_tilapia into cm-10.1