Settings: An update on Downtime.

- Migrate settings to the new zen mode state model.
 - Remove downtime settings.
 - Add automatic rule management page (add/remove)
 - Bind new automatic schedule rules to detail editor.
 - Clean up a few found miscapitalized string captions.
 - Migrate zen switch to report the shared summary string.

Bug: 20064962
Change-Id: Ia561e7f77c90c962729240b4d51ba1915297f64a

src/com/android/settings/SettingsActivity.java

@@ -100,6 +100,7 @@ import com.android.settings.notification.NotificationSettings;
 import com.android.settings.notification.NotificationStation;
 import com.android.settings.notification.OtherSoundSettings;
 import com.android.settings.notification.ZenModeSettings;
+import com.android.settings.notification.ZenModeScheduleRuleSettings;
 import com.android.settings.print.PrintJobSettingsFragment;
 import com.android.settings.print.PrintSettingsFragment;
 import com.android.settings.search.DynamicIndexableContentMonitor;
@@ -332,7 +333,8 @@ public class SettingsActivity extends Activity
             AppNotificationSettings.class.getName(),
             OtherSoundSettings.class.getName(),
             ApnSettings.class.getName(),
-            WifiCallingSettings.class.getName()
+            WifiCallingSettings.class.getName(),
+            ZenModeScheduleRuleSettings.class.getName(),
     };