Security and Privacy UI

- new panel for site specific settings
- hooked up favicon to site settings
- new images for security icons
- revamped settings panels to match the new
  ui layouts

Change-Id: I1e872ce353e66f78e2b0530901fcbb7de69e28b4
diff --git a/res/xml/download_settings_preferences.xml b/res/xml/download_settings_preferences.xml
index 0cd99a9..91a1859 100644
--- a/res/xml/download_settings_preferences.xml
+++ b/res/xml/download_settings_preferences.xml
@@ -31,9 +31,10 @@
         xmlns:android="http://schemas.android.com/apk/res/android" >
 
     <PreferenceCategory
-       android:title="@string/pref_download_title"
-       android:key="download_path_setting_category">
-         <PreferenceScreen
+        android:layout="@layout/swe_preference_category_first"
+        android:title="@string/pref_download_title"
+        android:key="download_path_setting_category">
+        <PreferenceScreen
                android:key="download_path_setting_screen"
                android:title="@string/pref_download_path_setting_screen_title"/>