Log Message:
py-sphinx: 1.7.6

Release 1.7.6:

Bugs fixed
* LaTeX \sphinxupquote{} breaks in Russian
* sphinx.testing uses deprecated pytest API; Node.get_marker(name)
* crashed when recommonmark.AutoStrictify is enabled
* latex: crashed with docutils package provided by Debian/Ubuntu
* latex: a label for table is vanished if table does not have a caption
* crashed with numbered toctree
* C, render empty argument lists for macros.
* C++, fix lookup of full template specializations with no template arguments.
* C++, fix assertion on missing references in global scope when using
  intersphinx. Thanks to Alan M. Carroll.
* autodoc: crashed by Form Feed Character
* autodoc: loses the first staticmethod parameter for old styled classes
* quickstart: Typing Ctrl-U clears the whole of line
* html: "relations" sidebar is not shown by default
* latex: curly braces in index entries are not handled correctly
* epub: Wrong internal href fragment links
* apidoc: Interface of sphinx.apidoc:main() has changed
* PDF builds of French projects have issues with XeTeX
* napoleon raises RuntimeError with python 3.7
* sphinx-build: Interface of sphinx:main() has changed
* sphinx-build: sphinx.cmd.build.main() refers sys.argv instead of given
  argument
* autosummary: warning is emitted when the first line of docstring ends
  with literal notation
* autosummary: warnings of autosummary indicates wrong location
* autodoc: crashed on inspecting dict like object which does not support
  sorting
* autodoc: Enum argument missing if it shares value with another
* py domain: rtype field could not handle "None" as a type
* LaTeX: indexing of terms containing @, !, or " fails
* html: crashes if copying static files are failed
* autodoc: Fix formatting type annotations for tuples with more than two
  arguments
* i18n: crashed by auto-symbol footnote references
* autosummary: module summary has been broken when it starts with heading