OC-1769: Modify background_color and login_background_color works fine

res/layout-land/account_setup.xml

@@ -26,6 +26,7 @@
     <LinearLayout
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
+        android:background="@color/login_background_color"
         android:layout_above="@id/buttonOK"
         android:layout_alignParentTop="true"
         android:orientation="horizontal" >

res/layout/account_setup.xml

@@ -29,6 +29,7 @@
     <LinearLayout
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
+        android:background="@color/login_background_color"
         android:gravity="center"
         android:orientation="vertical"
         android:padding="8dp" >

res/values/setup.xml

@@ -8,6 +8,7 @@
     <string name="auth_method_saml_web_sso">off</string>
     
     <!-- Colors -->
+    <color name="login_background_color">#FFFFFF</color>
     <color name="background_color">#F7F7F7</color>
     <color name="actionbar_start_color">#1D2D44</color>
     <color name="actionbar_end_color">#1D2D44</color>