More memory updates

- Some string changes
 - Make processes in memory details not clickable
 - Put processes in a 'detail' category
 - Hide processes when an app only has 1
 - Add memory item to bottom of app info page

Bug: 20694769
Change-Id: Ifbe2205aeef230e44752d075578524249b30bdf8

src/com/android/settings/applications/ProcessStatsSummary.java

@@ -112,7 +112,8 @@ public class ProcessStatsSummary extends ProcessStatsBase implements OnPreferenc
             args.putBoolean(ARG_TRANSFER_STATS, true);
             args.putInt(ARG_DURATION_INDEX, mDurationIndex);
             mStatsManager.xferStats();
-            startFragment(this, ProcessStatsUi.class.getName(), R.string.app_memory_use, 0, args);
+            startFragment(this, ProcessStatsUi.class.getName(), R.string.app_list_memory_use, 0,
+                    args);
             return true;
         }
         return false;