TabMenuController rework for view controller resource optimizations, and…

TabMenuController rework for view controller resource optimizations, and issue-552 fix, to remove @objc on UIKit subclasses TextView and PageTabBarController

Sources/iOS/PageTabBarController.swift

@@ -97,7 +97,6 @@ public protocol PageTabBarControllerDelegate {
     optional func pageTabBarController(pageTabBarController: PageTabBarController, didTransitionTo viewController: UIViewController)
 }
 
-@objc(PageTabBarController)
 open class PageTabBarController: RootController {
     /// Reference to the PageTabBar.
     @IBInspectable

Sources/iOS/TextView.swift

@@ -87,7 +87,6 @@ public protocol TextViewDelegate : UITextViewDelegate {
     optional func textView(textView: TextView, didProcessEditing textStorage: TextStorage, text: String, range: NSRange)
 }
 
-@objc(TextView)
 open class TextView: UITextView {
     /// A boolean indicating whether the text is empty.
     open var isEmpty: Bool {