Finish incoming/outgoing/exchange layouts

* Standard values for overall layout & padding
* Standard button positioning
* Move all fragment padding to containers so setup/settings
  can be adjusted individually.
* Remove unnecessary banners in settings fragments

Bug: 3188940
Bug: 3188951
Change-Id: I9567988b388a8cf80f9d583be865091478b2404c
diff --git a/res/layout-xlarge-port/account_setup_options.xml b/res/layout-xlarge-port/account_setup_options.xml
index dda40ba..b6f136d 100644
--- a/res/layout-xlarge-port/account_setup_options.xml
+++ b/res/layout-xlarge-port/account_setup_options.xml
@@ -49,7 +49,7 @@
             <View
                 android:id="@+id/top_divider"
                 android:layout_below="@+id/headline"
-                android:layout_marginBottom="32dip"
+                android:layout_marginBottom="16dip"
                 android:layout_width="match_parent"
                 android:layout_height="1px"
                 android:background="@color/account_setup_divider_color" />