Implemented dynamic window for sorting in FocusSpans.

Change-Id: Ie59bae8a116e6377f4fe9f7d400cdc55207785c1
diff --git a/Changes b/Changes
index ffad231..fa5c8d6 100644
--- a/Changes
+++ b/Changes
@@ -1,3 +1,5 @@
+0.55.5 2016-04-26
+	- [performance] Changed to a dynamic window for sorting in FocusSpans (margaretha)
 0.55.5 2016-04-25
 	- [bugfix] store skipped spans in Repetitionspans as candidates
 	  (margaretha)