Update git submodules

* Update ChronoSync from branch 'master'
  - ci: expand Travis-CI build matrix
    
    Change-Id: I8859a82245507b4e956b6244f5c3aea95daabdd1
    
  - build+ci: update scripts
    
    Change-Id: Ica98e8b64c26cfeb0c45f18b086ae87c28ca3dbc
    
diff --git a/ChronoSync b/ChronoSync
index 9e50021..c2489b4 160000
--- a/ChronoSync
+++ b/ChronoSync
@@ -1 +1 @@
-Subproject commit 9e50021c10893420f94f77276efdc5da8ca8d4b9
+Subproject commit c2489b4354675380a4bf91ca08798d414bf2c4be