--- a/docs/HISTORY.txt	Fri Oct 19 17:18:42 2018 +0200
+++ b/docs/HISTORY.txt	Tue Oct 23 12:07:32 2018 +0200
@@ -1,6 +1,11 @@
 Changelog
 =========
 
+0.1.21
+------
+ - added "display_context" property to request
+ - updated 'timestamp' TALES extension to specify optional ISO output format
+
 0.1.20
 ------
  - added support for server's locale configuration