Updated annotation documentation

Change-Id: I0f797ca70e0bbe6964a19df00aee8030734b0b55
diff --git a/Changes b/Changes
index 1b44d5c..6ec9c6a 100755
--- a/Changes
+++ b/Changes
@@ -11,6 +11,7 @@
         - Introduced documentation on FCS-QL (margaretha).
         - Enable experimental proxy via
           configuration option 'experimental_proxy'.
+        - Updated documentation on annotations.
 
 0.34 2019-06-26
         - Introduced guided tour (hebasta, #19).