Merge pull request #15 from beaucollins/issue-14

Only hide footer if there's an instance

Author: roundhill

src/org/wordpress/android/ui/notifications/NotificationsListFragment.java

@@ -140,7 +140,8 @@ public void addAll(List<Note> notes){
             if (notes.size() == 0) {
                 // No more notes available
                 mAllNotesLoaded = true;
-                mProgressFooterView.setVisibility(View.GONE);
+                if(mProgressFooterView != null)
+                    mProgressFooterView.setVisibility(View.GONE);
             } else {
                 Iterator<Note> noteIterator = notes.iterator();
                 while(noteIterator.hasNext()){