NewFeatures.md

@@ -23,6 +23,8 @@ Dynare 4.6-unstable
 
  - Ability to call the preprocessor by passing the `.mod` file as a string argument from the macOS or GNU/Linux command line [(#1509)](../issues/1509)
 
+ - Variance decomposition of observables now accounts for measurement error [#1486](../issues/1486)
+
 Dynare 4.5
 ----------