Add "line of death"

                android:visibility="gone"

                tools:visibility="visible"/>

            <Space

                android:id="@+id/line_of_death"

                android:layout_width="match_parent"

                android:layout_height="8dp" />

            <com.fsck.k9.view.ToolableViewAnimator

                android:id="@+id/message_layout_animator"

                android:layout_width="match_parent"