Fixed multiple Jackson implementations

Change-Id: Ia40620214b70e0d2aa11c2cd877287c3549e63b0
diff --git a/core/Changes b/core/Changes
index 85f9f42..ccc96b2 100644
--- a/core/Changes
+++ b/core/Changes
@@ -1,6 +1,8 @@
 # version 0.62
 18/03/2019
    - Added close index controller (margaretha)
+11/04/2019
+   - Fixed multiple Jackson implementations (margaretha)   
 
 # version 0.61.6
 06/02/2019