Add entry to change lock wallpaper via themes

        android:id="@+id/lockscreen_wallpaper_settings"

        android:title="@string/lockscreen_wallpaper_settings_title"

        android:icon="@drawable/prd_ic_lockscreen_wallpapers">

        <!-- TODO: This is not implemented yet -->

        <intent android:action="android.intent.action.MAIN" >

             <category android:name="cyanogenmod.intent.category.APP_THEMES" />

             <extra android:name="component_filter" android:value="mods_lockscreen"/>

        </intent>

    </Preference>

    <!-- Boot Animations -->