Update for release 5.3.2

Author: Bryant Luk

Release/CardIO.podspec

@@ -1,6 +1,6 @@
 Pod::Spec.new do |spec|
   spec.name             = 'CardIO'
-  spec.version          = '5.3.1'
+  spec.version          = '5.3.2'
   spec.license          = { type: 'MIT', file: 'LICENSE.md' }
   spec.homepage         = 'https://www.card.io'
   spec.authors          = { 'CardIO' => 'support@paypal.com' }

Release/release_notes.txt

@@ -1,6 +1,11 @@
 card.io iOS SDK release notes
 =============================
 
+5.3.2 (Mon 04/11/2016)
+
+* Fix memory management issues with CMSampleBufferRef causing crash
+  ( https://github.com/card-io/card.io-iOS-SDK/issues/194 )
+
 5.3.1 (Tue 01/26/2016)
 
 * Prevent an issue with crashes when an invalid IplImage is used for