prepares for release

CHANGELOG.md

@@ -2,6 +2,13 @@
 All notable changes to this project will be documented in this file.
 This project adheres to [Semantic Versioning](http://semver.org/).
 
+## 6.4.16
+### Added
+- `sendRequewstWithRetries` function added as part of the `NetworkHelperclass` which allows for multiple retries to be triggered when a 500 and above status code is returned in the response
+
+### Changed
+- updates `sendRequest` in `RequestProcessorUtil` to request a new token regardless of if the prior authentication attempt failed
+
 ## 6.4.15
 ### Added
 - This release allows you to use projects hosted on Iterable's EU data center. If your project is hosted on Iterable's [European data center (EUDC)](https://support.iterable.com/hc/articles/17572750887444), configure the SDK to use Iterable's EU-based API endpoints:

Iterable-iOS-AppExtensions.podspec

@@ -1,7 +1,7 @@
 Pod::Spec.new do |s|
   s.name         = "Iterable-iOS-AppExtensions"
   s.module_name  = "IterableAppExtensions"
-  s.version      = "6.4.15"
+  s.version      = "6.4.16"
   s.summary      = "App Extensions for Iterable SDK"
 
   s.description  = <<-DESC

Iterable-iOS-SDK.podspec

@@ -1,7 +1,7 @@
 Pod::Spec.new do |s|
   s.name         = "Iterable-iOS-SDK"
   s.module_name  = "IterableSDK"
-  s.version      = "6.4.15"
+  s.version      = "6.4.16"
   s.summary      = "Iterable's official SDK for iOS"
 
   s.description  = <<-DESC

swift-sdk/IterableAPI.swift

@@ -7,7 +7,7 @@ import UIKit
 
 @objcMembers public final class IterableAPI: NSObject {
     /// The current SDK version
-    public static let sdkVersion = "6.4.15"
+    public static let sdkVersion = "6.4.16"
 
     /// The email of the logged in user that this IterableAPI is using
     public static var email: String? {