Merge pull request #30 from aws/release_candidate

Update podspec version number to 1.4.0

Author: ravibhagavandas

AmazonFreeRTOS.podspec

@@ -1,14 +1,14 @@
 Pod::Spec.new do |s|
   s.name          = "AmazonFreeRTOS"
-  s.version       = "1.3.0"
+  s.version       = "1.4.0"
   s.summary       = "FreeRTOS SDK for iOS."
   s.description   = "The AWS SDK for iOS provides a library, code samples, and documentation for developers to build connected mobile applications using AWS."
   s.homepage      = "https://aws.amazon.com/freertos/"
   s.license       = "Apache License, Version 2.0"
   s.author        = { 'Amazon Web Services' => 'amazonwebservices' }
   s.platform      = :ios, '10.0'
   s.swift_version = "5.5"
-  s.source        = { :git => "https://github.com/aws/amazon-freertos-ble-ios-sdk.git", :tag => "1.3.0" }
+  s.source        = { :git => "https://github.com/aws/amazon-freertos-ble-ios-sdk.git", :tag => "1.4.0" }
   s.source_files  = "AmazonFreeRTOS/**/*.{swift,m,h}"
   s.requires_arc  = true
   s.frameworks    = "CoreBluetooth"