Merge pull request #6 in MM/mpin-sdk-ios from mony_update-sdk-core to master

* commit 'f4a6c0575f1f3db21772632ee7de2ac0ca7e49d2':
  Update SDK Core
diff --git a/mpin-sdk-core b/mpin-sdk-core
index fc0f623..441caba 160000
--- a/mpin-sdk-core
+++ b/mpin-sdk-core
@@ -1 +1 @@
-Subproject commit fc0f623294108141b0053092578116d3f5e9689d
+Subproject commit 441cabaa96a916db82ae9c5a092336117b703196