Summary support for Settings Home

Also add summaries to a few of the major items.

Change-Id: I17924f14941fe095d819e142cdd21cf4b4e9ffd1

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

@@ -790,7 +790,7 @@ public class InstalledAppDetails extends AppInfoBase
         }
     }
 
-    private static NetworkTemplate getTemplate(Context context) {
+    public static NetworkTemplate getTemplate(Context context) {
         if (DataUsageSummary.hasReadyMobileRadio(context)) {
             return NetworkTemplate.buildTemplateMobileWildcard();
         }