         }
     }
 
-    @IBAction func showFilters(sender: UIBarButtonItem) {
+    @IBAction private func showFilters(sender: UIBarButtonItem) {
 
         filterView.currentDiscoveredUserSortStyle = discoveredUserSortStyle
         


    // MARK: Actions
    
    @IBAction func changeMode(sender: AnyObject) {

        switch userMode {
            

        }
    }
    
    private let layout = DiscoverFlowLayout()

    private var discoveredUserSortStyle: DiscoveredUserSortStyle = .Default {
        didSet {
            discoveredUsers = []
            discoveredUsersCollectionView.reloadData()
