[docs] Patch to enhance literal block language declaration (issue 26462)

[python at mandark.fr]

Reviewers: Zach Ware, Georg, vadmium,


https://bugs.python.org/review/26462/diff/16666/Doc/whatsnew/3.2.rst
File Doc/whatsnew/3.2.rst (right):

https://bugs.python.org/review/26462/diff/16666/Doc/whatsnew/3.2.rst#newcode2048
Doc/whatsnew/3.2.rst:2048: .. code-block:: none
On 2016/07/25 07:10:49, vadmium wrote:
> Pygments lexer name 'doscon' is not known

doscon looks known to some pygments version, at least mine did not give
the warning about unknown lexer:

http://pygments.org/docs/lexers/#pygments.lexers.shell.MSDOSSessionLexer



Please review this at https://bugs.python.org/review/26462/

Affected files:
  Doc/distutils/examples.rst
  Doc/distutils/packageindex.rst
  Doc/distutils/sourcedist.rst
  Doc/extending/building.rst
  Doc/extending/embedding.rst
  Doc/extending/extending.rst
  Doc/extending/newtypes.rst
  Doc/faq/extending.rst
  Doc/howto/clinic.rst
  Doc/howto/logging-cookbook.rst
  Doc/howto/logging.rst
  Doc/howto/regex.rst
  Doc/howto/unicode.rst
  Doc/library/2to3.rst
  Doc/library/argparse.rst
  Doc/library/ast.rst
  Doc/library/asyncio-dev.rst
  Doc/library/cgi.rst
  Doc/library/cmd.rst
  Doc/library/decimal.rst
  Doc/library/doctest.rst
  Doc/library/email-examples.rst
  Doc/library/html.parser.rst
  Doc/library/idle.rst
  Doc/library/logging.config.rst
  Doc/library/optparse.rst
  Doc/library/pickletools.rst
  Doc/library/pyexpat.rst
  Doc/library/shutil.rst
  Doc/library/socketserver.rst
  Doc/library/subprocess.rst
  Doc/library/sys.rst
  Doc/library/sysconfig.rst
  Doc/library/tarfile.rst
  Doc/library/zipimport.rst
  Doc/reference/expressions.rst
  Doc/reference/lexical_analysis.rst
  Doc/tutorial/controlflow.rst
  Doc/tutorial/interpreter.rst
  Doc/tutorial/modules.rst
  Doc/whatsnew/2.3.rst
  Doc/whatsnew/2.4.rst
  Doc/whatsnew/2.7.rst
  Doc/whatsnew/3.0.rst
  Doc/whatsnew/3.2.rst
  Doc/whatsnew/3.3.rst
  Doc/whatsnew/3.5.rst