Fix handling of utf-characters in sigles

... by avoiding multiple utf-8-encodes

Change-Id: Ifd600c4dcfe2e3374b8416a3e033d6bd5a79931e
diff --git a/Changes b/Changes
index 47de756..8cc6bcd 100644
--- a/Changes
+++ b/Changes
@@ -1,6 +1,7 @@
-0.02 2020-10-15
+0.02 2020-11-27
         - Switch input encoding based on XML
           processing instruction.
+        - Fix handling of UTF-8 in sigles.
 
 0.02 2020-10-14
         - Update KorAP-Tokenizer to v2.0.0.