Clean up settings shortcuts

 - Remove some bad entries
 - Fix icons to be top-level item specific
 - Add memory

Bug: 20632230
Change-Id: I067b467b9ee354b52ef61b312dc5a89fd7eae2ac
diff --git a/src/com/android/settings/Settings.java b/src/com/android/settings/Settings.java
index 5fb94f0..ea4f77a 100644
--- a/src/com/android/settings/Settings.java
+++ b/src/com/android/settings/Settings.java
@@ -113,5 +113,6 @@
     public static class TopLevelSettings extends SettingsActivity { /* empty */ }
     public static class ApnSettingsActivity extends SettingsActivity { /* empty */ }
     public static class WifiCallingSettingsActivity extends SettingsActivity { /* empty */ }
+    public static class MemorySettingsActivity extends SettingsActivity { /* empty */ }
 }