Issue #14099: ZipFile.open() no longer reopen the underlying file.  Objects
returned by ZipFile.open() can now operate independently of the ZipFile even
if the ZipFile was created by passing in a file-like object as the first
argument to the constructor.

--HG--
branch : 3.4
Fix #22987: update the compatibility matrix for a SSLv23 client.

--HG--
branch : 3.4
extra : source : 7af5d5493497a14bbf5b4ff26fd0051f49e38978