AndroidAPS/app/src/main/res/layout/automation_fragment.xml

<?xml version="1.0" encoding="utf-8"?>
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    tools:context="info.nightscout.androidaps.plugins.general.automation.AutomationFragment">

    <RelativeLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent">

        <android.support.v7.widget.RecyclerView
            android:id="@+id/eventListView"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:layout_alignParentStart="true"
            android:layout_alignParentTop="true" />

        <android.support.design.widget.FloatingActionButton
            android:id="@+id/fabAddEvent"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_alignParentBottom="true"
            android:layout_alignParentEnd="true"
            android:layout_gravity="bottom"
            android:layout_marginBottom="8dp"
            android:layout_marginEnd="8dp"
            android:src="@drawable/ic_add_black_24dp"
            android:backgroundTint="@color/defaulttext"/>

    </RelativeLayout>

</FrameLayout>