text: <?xml version="1.0" encoding="utf-8"?>
  <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
                xmlns:tools="http://schemas.android.com/tools"
                android:orientation="vertical"
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                tools:context=".InstallerActivity"
                android:paddingLeft="@dimen/activity_horizontal_margin"
                android:paddingRight="@dimen/activity_horizontal_margin"
                android:paddingTop="@dimen/activity_vertical_margin"
                android:paddingBottom="@dimen/activity_vertical_margin"
                >
  
      <TextView
          android:layout_width="match_parent"
          android:layout_height="0dp"
          android:layout_weight="1"
          android:text="@string/install_desc"
          android:textSize="18sp"
          />
  
      <Button
          android:id="@+id/install_and_reboot"
          android:layout_width="match_parent"
          android:layout_height="wrap_content"
          android:layout_gravity="bottom"
          android:text="@string/install_and_reboot"
          />
  
  </LinearLayout>