Added support for map, select, reject, selectattr and rejectattr
filters.

This supercedes #66
diff --git a/CHANGES b/CHANGES
index af99f10..d45f78c 100644
--- a/CHANGES
+++ b/CHANGES
@@ -26,6 +26,8 @@
 - Added support for keeping the trailing newline in templates.
 - Added finer grained support for stripping whitespace on the left side
   of blocks.
+- Added `map`, `select`, `reject`, `selectattr` and `rejectattr`
+  filters.
 
 Version 2.6
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