Add Sphinx extensions sphinx.ext.intersphinx sphinx.ext.pngmath.

* intersphinx allows documentation linking between known Sphinx packages.
  http://sphinx.pocoo.org/ext/intersphinx.html
* pngmath allows LaTeX inclusion via the math directive
  http://sphinx.pocoo.org/ext/math.html

Also reorder extension list following:
  sphinx.* alphabetically
  everything else aphabetically

diff --git a/doc/conf.py b/doc/conf.py
index 43786fd28fac7d3226d213f0e03de90d4dda0579..1f1de4dbf97be341401094e8f95756f8d9d75afe 100644 (file)
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -26,7 +26,8 @@ import hooke
 # Add any Sphinx extension module names here, as strings. They can be extensions
 # coming with Sphinx (named 'sphinx.ext.*') or your custom ones.
 extensions = ['sphinx.ext.autodoc', 'sphinx.ext.autosummary',
-              'sphinx.ext.doctest', 'sphinx.ext.coverage',
+              'sphinx.ext.coverage', 'sphinx.ext.doctest', 
+              'sphinx.ext.intersphinx', 'sphinx.ext.pngmath',
               'numpydoc']
 
 # Add any paths that contain templates here, relative to this directory.