development: updated NavigationItem to allow contentViewAlignment to be set dynamically

Material.podspec

 Pod::Spec.new do |s|
   s.name = 'Material'
-  s.version = '2.3.16'
+  s.version = '2.3.17'
   s.license = 'BSD-3-Clause'
   s.summary = 'Material is an animation and graphics framework that is used to create beautiful applications.'
   s.homepage = 'http://materialswift.com'

Sources/Info.plist

@@ -15,7 +15,7 @@
 	<key>CFBundlePackageType</key>
 	<string>FMWK</string>
 	<key>CFBundleShortVersionString</key>
-	<string>2.3.16</string>
+	<string>2.3.17</string>
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<key>CFBundleVersion</key>

Sources/iOS/Bar.swift

@@ -32,7 +32,7 @@ import UIKit
 
 @objc(ContentViewAlignment)
 public enum ContentViewAlignment: Int {
-    case any
+    case full
     case center
 }
 
@@ -47,7 +47,7 @@ open class Bar: View {
     }
     
     /// Should center the contentView.
-    open var contentViewAlignment = ContentViewAlignment.any {
+    open var contentViewAlignment = ContentViewAlignment.full {
         didSet {
             layoutSubviews()
         }

Sources/iOS/NavigationItem.swift

@@ -93,7 +93,7 @@ public class NavigationItem: NSObject {
             super.observeValue(forKeyPath: keyPath, of: object, change: change, context: context)
             return
         }
-        contentViewAlignment = .center == titleLabel.textAlignment ? .center : .any
+        contentViewAlignment = .center == titleLabel.textAlignment ? .center : .full
     }
     
     deinit {
@@ -145,7 +145,12 @@ extension UINavigationItem {
     
     /// Should center the contentView.
     public var contentViewAlignment: ContentViewAlignment {
-        return navigationItem.contentViewAlignment
+        get {
+            return navigationItem.contentViewAlignment
+        }
+        set(value) {
+            navigationItem.contentViewAlignment = value
+        }
     }
 	
     /// Content View.

Sources/iOS/Toolbar.swift

@@ -88,7 +88,7 @@ open class Toolbar: Bar {
             super.observeValue(forKeyPath: keyPath, of: object, change: change, context: context)
             return
         }
-        contentViewAlignment = .center == titleLabel.textAlignment ? .center : .any
+        contentViewAlignment = .center == titleLabel.textAlignment ? .center : .full
     }
     
     /// Reloads the view.