[docs] [issue15724] Add "versionchanged" to memoryview docs

[Roundup Robot]

Roundup Robot added the comment:

New changeset 34e8c06f7e55 by Stefan Krah in branch 'default':
Issue #15724: Add versionchanged tags to the memoryview documentation.
http://hg.python.org/cpython/rev/34e8c06f7e55

----------
nosy: +python-dev

_______________________________________
Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue15724>
_______________________________________