Initial rough stab at a proc stats UI.

You see procs, and you see some stats.

Change-Id: I91c86d198fd5e64a41c72901e150466b3c602caf

src/com/android/settings/DevelopmentSettings.java

@@ -1283,6 +1283,8 @@ public class DevelopmentSettings extends RestrictedSettingsFragment
             writeDebugLayoutOptions();
         } else if (preference == mForceRtlLayout) {
             writeForceRtlOptions();
+        } else {
+            return super.onPreferenceTreeClick(preferenceScreen, preference);
         }
 
         return false;