     @IBOutlet weak var collectionView: NSCollectionView!
     
     let useACAccount = true
+    var swifter: Swifter!
+    
     dynamic var tweets: [Tweet] = []
     
     fileprivate func configureCollectionView(){

        configureCollectionView()

        let failureHandler: (Error) -> Void = { print($0.localizedDescription) }
        
        if useACAccount {
            let accountStore = ACAccountStore()
            let accountType = accountStore.accountType(withAccountTypeIdentifier: ACAccountTypeIdentifierTwitter)

                    }
                    
                    self.collectionView.reloadData()
                    
                    Timer.scheduledTimer(timeInterval: 30, target: self, selector: #selector(self.update), userInfo: nil, repeats: true);
                    
                }, failure: failureHandler)
            }
        } else {
