Update version and pods

.swift-version

@@ -1 +0,0 @@
-echo "4.0" > .swift-version

ARVideoKit.podspec

@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name         = "ARVideoKit"
-  s.version      = "1.3"
+  s.version      = "1.5.12"
   s.summary      = "Capture & record ARKit videos 📹, photos 🌄, Live Photos 🎇, and GIFs 🎆."
   s.description  = "Enabling developers to capture videos 📹, photos 🌄, Live Photos 🎇, and GIFs 🎆 with augmented reality components."
   s.homepage     = "https://github.com/AFathi/ARVideoKit"
@@ -16,7 +16,10 @@ Pod::Spec.new do |s|
 
   s.platform     = :ios, "11.0"
 
-  s.source       = { :git => "https://github.com/AFathi/ARVideoKit.git", :tag => "1.3" }
+  # ARVideoKit for Swift 4.0
+  s.source       = { :git => "https://github.com/AFathi/ARVideoKit.git", :tag => "1.5.12" }
   s.source_files  = "ARVideoKit", "ARVideoKit/**/*.{h,m,swift}"
   s.resources = "ARVideoKit/Assets/*.scnassets"
+
+  s.swift_version = '4.0'
 end

ARVideoKit/Rendering/Live Photo/PHLivePhotoPlus.swift

@@ -18,7 +18,7 @@ import Photos
  * [Email](mailto:me@ahmedbekhit.com)
  */
 @available(iOS 9.1, *)
-@objc public class PHLivePhotoPlus: PHLivePhoto {
+@objc public class PHLivePhotoPlus: NSObject {
     var pairedVideoPath: URL?
     var keyPhotoPath: URL?