Fix Notification Access layout for tabletUI support

- setup correct padding for the App list and its item

also remove showing FastScroller all the time on App Notification list

See bug: #13140648 Settings needs to support the new Quantum Paper theme

Change-Id: I11a70906f1372027622d50a81bc7744d48190f8a

res/layout/managed_service_item.xml

@@ -22,7 +22,8 @@
     android:layout_height="wrap_content"
     android:minHeight="?android:attr/listPreferredItemHeight"
     android:orientation="horizontal"
-    android:paddingEnd="6dip"
+    android:paddingStart="?android:attr/listPreferredItemPaddingStart"
+    android:paddingEnd="?android:attr/listPreferredItemPaddingEnd"
     android:gravity="center_vertical"
     >
 
@@ -69,7 +70,6 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_gravity="center_vertical"
-        android:layout_marginEnd="16dip"
         android:layout_marginStart="16dip"
         android:focusable="false"
         android:clickable="false" />

res/layout/managed_service_settings.xml

@@ -18,19 +18,27 @@
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     android:orientation="vertical">
+
     <FrameLayout
             android:layout_width="match_parent"
             android:layout_height="0px"
             android:layout_weight="1">
+
         <ListView android:id="@android:id/list"
                 android:layout_width="match_parent" 
                 android:layout_height="match_parent"
+                android:paddingStart="@dimen/settings_side_margin"
+                android:paddingEnd="@dimen/settings_side_margin"
                 android:drawSelectorOnTop="false"
-                android:fastScrollEnabled="true" />
+                android:fastScrollEnabled="true"
+                android:scrollbarStyle="outsideInset" />
+
         <TextView android:id="@android:id/empty"
                 android:layout_width="match_parent"
                 android:layout_height="match_parent"
                 android:gravity="center"
                 android:textAppearance="?android:attr/textAppearanceMedium" />
+
     </FrameLayout>
+
 </LinearLayout>

res/layout/notification_app_list.xml

@@ -28,7 +28,6 @@
         android:paddingEnd="@dimen/settings_side_margin"
         android:divider="#0000"
         android:dividerHeight="0px"
-        android:fastScrollAlwaysVisible="true"
         android:fastScrollEnabled="true"
         android:listSelector="#0000"
         android:scrollbarStyle="outsideInset" />