Modify default Settings

    <bool name="def_accelerometer_rotation">false</bool>
    <fraction name="def_window_animation_scale">0%</fraction>
    <fraction name="def_window_transition_scale">0%</fraction>
    <bool name="def_install_non_market_apps">true</bool>

Change-Id: I7f7c0c4f1fbe5a6617705f36caab122873b455fb
Decrease number of background apps to 20

Change-Id: Icf9bfdc8d9d0e63d49c7504731a2034f26fdff55
Remove old prebuilt modules

might be generating SOD...

Change-Id: Ifd858173d03db785f27137dc5843852aa2e640dc