[AltStore] Adds redesigned BrowseViewController to browse and install apps

AltStore/Components/NavigationBar.swift

@@ -0,0 +1,34 @@
+//
+//  NavigationBar.swift
+//  AltStore
+//
+//  Created by Riley Testut on 7/15/19.
+//  Copyright © 2019 Riley Testut. All rights reserved.
+//
+
+import UIKit
+
+import Roxas
+
+class NavigationBar: UINavigationBar
+{
+    override init(frame: CGRect)
+    {
+        super.init(frame: frame)
+        
+        self.initialize()
+    }
+    
+    required init?(coder aDecoder: NSCoder)
+    {
+        super.init(coder: aDecoder)
+        
+        self.initialize()
+    }
+    
+    private func initialize()
+    {
+        self.barTintColor = .white
+        self.shadowImage = UIImage()
+    }
+}