Resolve build error with access modifiers

README.md

@@ -8,7 +8,7 @@
         <img src="https://img.shields.io/badge/swift-3.0-orange.svg?style=flat.svg" alt="Swift version: 3.0">
     </a>
     <a href="https://cocoapods.org/pods/InteractiveSideMenu">
-        <img src="https://img.shields.io/badge/CocoaPods-2.1-green.svg" alt="CocoaPods: 2.1">
+        <img src="https://img.shields.io/badge/CocoaPods-2.2.1-green.svg" alt="CocoaPods: 2.1">
     </a>
     <a href="https://github.com/Carthage/Carthage">
         <img src="https://img.shields.io/badge/Carthage-compatible-4BC51D.svg?style=flat" alt="Carthage compatible">

Sources/Info.plist

@@ -15,7 +15,7 @@
 	<key>CFBundlePackageType</key>
 	<string>FMWK</string>
 	<key>CFBundleShortVersionString</key>
-	<string>1.0</string>
+	<string>2.2.1</string>
 	<key>CFBundleVersion</key>
 	<string>$(CURRENT_PROJECT_VERSION)</string>
 	<key>NSPrincipalClass</key>

Sources/SideMenuItemShadow.swift

@@ -13,21 +13,15 @@ import Foundation
 */
 public struct SideMenuItemShadow {
 
-    struct Defaults {
-        static var defaultColor: UIColor = UIColor.black
-        static var defaultOpacity: CGFloat = 0.3
-        static var defaultSize: CGSize = CGSize(width: -5, height: 5)
-    }
-
-    public var color: UIColor? = Defaults.defaultColor
-    public var opacity: CGFloat = Defaults.defaultOpacity
-    public var offset: CGSize = Defaults.defaultSize
+    public var color: UIColor? = UIColor.black
+    public var opacity: CGFloat = 0.3
+    public var offset: CGSize = CGSize(width: -5, height: 5)
 
     public init() { }
 
-    public init(color: UIColor? = Defaults.defaultColor,
-                opacity: CGFloat = Defaults.defaultOpacity,
-                offset: CGSize = Defaults.defaultSize) {
+    public init(color: UIColor? = UIColor.black,
+                opacity: CGFloat = 0.3,
+                offset: CGSize = CGSize(width: -5, height: 5)) {
         self.color = color
         self.opacity = opacity
         self.offset = offset