Added support for optional `scoped` modifier to blocks.

--HG--
branch : trunk
diff --git a/CHANGES b/CHANGES
index c49797b..213cd72 100644
--- a/CHANGES
+++ b/CHANGES
@@ -18,6 +18,7 @@
 - Fixed a bug that caused internal errors if names where used as iteration
   variable and regular variable *after* the loop if that variable was unused
   *before* the loop.  (#331)
+- Added support for optional `scoped` modifier to blocks.
 
 Version 2.1.1
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