Apps tabs align to title on 2-pane settings.

Pad the lists in Apps screen.
Pad the color bar to align with the list.

Bug: 6449489

Change-Id: I28c39e2aae04a1fe36c6b7dc447ae19da575edaf

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

@@ -738,6 +738,9 @@ public class ManageApplications extends Fragment implements
         } else if (menuId == SHOW_BACKGROUND_PROCESSES) {
             mShowBackground = true;
             mRunningProcessesView.mAdapter.setShowBackground(true);
+        } else {
+            // Handle the home button
+            return false;
         }
         updateOptionsMenu();
         return true;