Various cleanups and added custom cycler.

--HG--
branch : trunk
diff --git a/CHANGES b/CHANGES
index 7a5d0c2..c0c7139 100644
--- a/CHANGES
+++ b/CHANGES
@@ -37,6 +37,8 @@
 - inclusions and imports "with context" forward all variables now, not only
   the initial context.
 
+- added a cycle helper called `cycle`.
+
 Version 2.0
 -----------
 (codename jinjavitus, released on July 17th 2008)