[MRG + 1] Add changelog entry for MSLE implemented in scikit-learn#7655. (scikit-learn#8104)

Karan Desai · NelleV · commit 619a0a61c7d0 · 2017-08-11T09:31:30.000-07:00
diff --git a/doc/whats_new.rst b/doc/whats_new.rst
@@ -41,6 +41,11 @@ New features
      Kullback-Leibler divergence and the Itakura-Saito divergence.
      By `Tom Dupre la Tour`_.
 
+   - Added :func:`metrics.regression.mean_squared_log_error`, which computes 
+     the mean square error of the logarithmic transformation of targets, 
+     particularly useful for targets with an exponential trend.
+     :issue:`7655` by :user:`Karan Desai <karandesai-96>`.
+
 Enhancements
 ............
 
