message: Searched for search bar within navigation bar
  Don't want to look through all views when search bar unlikely to be there
diff: - (void)viewDidLoad
  {
  [super viewDidLoad];
  - NVSearchBarView *searchBar = (NVSearchBarView *) [self.view viewWithTag:SEARCH_BAR];
  NVNavigationBarView *navigationBar = (NVNavigationBarView *) [self.view viewWithTag:NAVIGATION_BAR];
  + NVSearchBarView *searchBar = (NVSearchBarView *) [navigationBar viewWithTag:SEARCH_BAR];
  self.definesPresentationContext = true;
  if (!!searchBar && !navigationBar.hidden)
  {
  