Update submodule pythonx/jedi bd7c65d...0173872

    * pythonx/jedi bd7c65d...0173872 (35):
      > Environment: use _get_info pickle callback
      > fix py27_comp
      > _get_version: decode stdout
      > fixup! Also get self.executable from the interpreter
      > Also get self.executable from the interpreter
      > Environment: improve/fix getting sys.prefix
      > Set stdout and stdin to binary mode on Python 2 and Windows
      > Use system default buffering on Python 2
      > Use cPickle on Python 2 if available
      > Add tests for DefaultDict support.
      > Add support for DefaultDict on jedi_typing.py.
      > Parse correct AST attribute for version
      > Replace distutils.spawn.find_executable with shutil.which
      > Add an error message, see also #1139.
      > Dict comprehension items call should now work, fixes #1129
      > Fix flow analysis test
      > Fix a wrong branch check, fixes #1128
      > Drop 3.3 tests from travis
      > A simple yield should not cause an error, fixes #1117
      > Travis: report coverage also to codecov.io
      > Fix _get_numpy_doc_string_cls: use cache
      > Fix namespace autocompletion error
      > Travis: remove TOXENV=cov from allowed failures
      > Environment._get_version: add msgs with exceptions
      > None/False/True are atom non-terminals in the syntax tree, fixes #1103
      > When searching submodules, use all of __path__, fixes #1105
      > Specially crafted docstrings sometimes lead to errors, fixes #1103
      > Follow up from the last async issue, fixes more related things about #1092.
      > Fix an async funcdef issue, fixes 1092.
      > In some very rare cases it was possible to get an interpreter crash because of this bug. Fixes #1087
      > Start using our own monkeypatch function for some things
      > Include function return type annotation in docstring if it is present
      > Don't catch IndexError where we don't have to
      > Extend create_environment to accept an executable path
      > check_fs: handle FileNotFoundError