Update git submodules

* Update ChronoSync from branch 'master'
  to a3aad847a5ea6d6bee2bcbab03f60b78dcbeb40e
  - Remove obsolete parts
    
    Change-Id: I6794afc88f863ace988d2953bbd83bf277f4eb41
    
diff --git a/ChronoSync b/ChronoSync
index 40491df..a3aad84 160000
--- a/ChronoSync
+++ b/ChronoSync
@@ -1 +1 @@
-Subproject commit 40491df37bd0f49cdc00f4fcc3334f695520e910
+Subproject commit a3aad847a5ea6d6bee2bcbab03f60b78dcbeb40e