Added versionchanged directives

_pytest/python.py

@@ -1337,6 +1337,8 @@ def raises(expected_exception, *args, **kwargs):
         >>> with raises(ZeroDivisionError):
         ...    1/0
 
+    .. versionchanged:: 2.10
+
     In the context manager form you may use the keyword argument
     ``message`` to specify a custom failure message::
 

doc/en/assert.rst

@@ -85,6 +85,8 @@ and if you need to have access to the actual exception info you may use::
 the actual exception raised.  The main attributes of interest are
 ``.type``, ``.value`` and ``.traceback``.
 
+.. versionchanged:: 2.10
+
 In the context manager form you may use the keyword argument
 ``message`` to specify a custom failure message::