Bump tokenizer to v2.4.0 and our version to 2.7.0

Change-Id: Idb2b7cc7fb615d4e33c13b04fa569ab25166da87
diff --git a/Changes b/Changes
index 03ccb1d..5099a22 100644
--- a/Changes
+++ b/Changes
@@ -1,3 +1,8 @@
+2.7.0 2026-03-03
+        - Upgrade KorAP-Tokenizer to v2.4.0
+          with fixes for soft hyphens, thousands separators, and
+          support for German sensitive spelling forms, separeted by colons, slashes, and brackets.
+
 2.6.2 2025-12-10
         - Upgrade KorAP-Tokenizer to v2.3.0 (resolves issues with
           gendersternchen after hyphens, emoji clusters, and Wikipedia templates).