Fix notes sorting and visual improvement

Notes/Model/Note+CoreDataProperties.swift

@@ -22,7 +22,7 @@ extension Note {
 
     static func fetchByDate() throws -> [Note] {
         let request = Note.fetchRequest()
-        request.sortDescriptors = [NSSortDescriptor(key: "lastEditDate", ascending: false)]
+        request.sortDescriptors = [NSSortDescriptor(key: "lastEditDate", ascending: true)]
         return try AppDelegate.viewContext.fetch(request)
     }
     

Notes/NotesPageViewController.swift

@@ -23,6 +23,7 @@ class NotesPageViewController : UIPageViewController, UIPageViewControllerDelega
         let addButton = UIBarButtonItem(barButtonSystemItem: .add, target: self, action: #selector(addHandler))
         let deleteButton = UIBarButtonItem(barButtonSystemItem: .trash, target: self, action: #selector(deleteHandler))
         self.navigationItem.rightBarButtonItems = [addButton, shareButton, deleteButton]
+        self.view.backgroundColor = UIColor(white: 0.95, alpha: 1.0)
         
         self.dataSource = self
         self.delegate = self