Added term escaping

Change-Id: I764fe0cc85a5762af5c26536d7f2756b4de004ae
diff --git a/Changes b/Changes
index 7410203..221a821 100644
--- a/Changes
+++ b/Changes
@@ -1,5 +1,8 @@
-0.52 2015-06-10
+0.52 2015-06-17
         - [bugfix] Fixed payload filtering in FocusSpans (margaretha)
+	- [workaround] Reintroduced empty collection support,
+	  as Koral still creates them (diewald)
+	- [bugfix] Escaped characters now supported in MutiTerm (diewald)
 
 0.51 2015-03-17
         - This is a major version (prepared for the GitHub release)