[doc] document that atom ellispsis is supported in baron

CHANGELOG

@@ -7,6 +7,9 @@ Changelog
 - fix line continuation https://github.com/PyCQA/baron/pull/92 by ibizaman
 - handle corrupt cache file situation https://github.com/PyCQA/baron/pull/76 by ryu2
+Python 3 parsing:
+- support ellipsis https://github.com/PyCQA/baron/pull/121 by odcinek
+
 0.6.6 (2017-06-12)
 ------------------

docs/grammar.rst

@@ -61,6 +61,15 @@ Already done since the start.
 This is handle at the parser initialisation level, is activate or not the
 print_function rule.
+Ellipsis in from import
+-----------------------
+
+Python 3.3 or earlier
+
+Baron: https://github.com/PyCQA/baron/pull/121
+
+.. image:: ./grammar_diff/ellipsis_in_from_import.png
+
 TODO
 ====
@@ -192,13 +201,6 @@ Action:
     # merge
     raise_stmt: 'raise' [test [(',' test [',' test]] | 'from' test)]
-Ellipsis in from import
------------------------
-
-Python 3.3 or earlier
-
-.. image:: ./grammar_diff/ellipsis_in_from_import.png
-
 New lambda grammar
 ------------------