Fix KoralQuery and remove required access from query reference.

Change-Id: I04bf6c5c4bd80514e11a92347eda6677541051ef
diff --git a/Changes b/Changes
index b048dc5..27b711d 100644
--- a/Changes
+++ b/Changes
@@ -6,6 +6,7 @@
 - Fix datatype for query statistics (close #802)
 - Remove admin test data from database migration (close #808)
 - Remove user default settings from the database migration (close #810)
+- Fix KoralQuery and remove required access from query reference.
 
 # version 0.78.2