Fix some logging to write to file instead of stdout.

Change-Id: I3ea5449aee7d9683017cd03ab3e61d03c9b5bc82
diff --git a/Changes b/Changes
index f94d096..243bb0d 100644
--- a/Changes
+++ b/Changes
@@ -3,6 +3,7 @@
 - Remove corpusQuery param in the statistics web-service (close #758).
 - Moved NamedVCLoader to the init package.
 - Clean up Spring XML configs.
+- Fix some logging to write to file instead of stdout.
 
 # version 0.73.2