UOFLMA-36:

1. Added border to impact field.
2. Made dropdown to populate below impact field.

app/src/main/res/layout/incidents_form_screen.xml

@@ -56,8 +56,8 @@
                     android:layout_width="match_parent"
                     android:layout_height="wrap_content"
                     android:layout_margin="@dimen/normal_margin"
-                    android:paddingTop="@dimen/small_margin"
-                    android:paddingBottom="@dimen/small_margin"/>
+                    android:background="@drawable/spinner_bg"
+                    style="@style/OverflowMenu"/>
 
                 <TextView
                     android:id="@+id/incident_impact_error_tv"

app/src/main/res/values/styles.xml

@@ -7,6 +7,15 @@
         <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
         <item name="colorAccent">@color/colorAccent</item>
         <item name="windowNoTitle">true</item>
+        <item name="actionOverflowMenuStyle">@style/OverflowMenu</item>
+    </style>
+
+    <style name="OverflowMenu" parent="Widget.AppCompat.PopupMenu.Overflow">
+        <!-- Required for pre-Lollipop. -->
+        <item name="overlapAnchor">false</item>
+
+        <!-- Required for Lollipop. -->
+        <item name="android:overlapAnchor">false</item>
     </style>
 
     <style name="WhiteBackgroundStyle" parent="@style/Theme.AppCompat">