Merge "improvements to heads up interface"

<?xml version="1.0" encoding="utf-8"?>

<set xmlns:android="http://schemas.android.com/apk/res/android"

        >

    <scale

        android:interpolator="@android:interpolator/accelerate_quad"

        android:fromXScale="1.0" android:toXScale="0.7"

        android:fromYScale="1.0" android:toYScale="0.7"

        android:pivotX="50%" android:pivotY="50%"

    <translate

            android:interpolator="@android:interpolator/overshoot"

            android:fromYDelta="0" android:toYDelta="-50%"

            android:duration="@android:integer/config_shortAnimTime" />

    <alpha

        android:interpolator="@android:interpolator/accelerate_quad"