changed documentation conf.py, added sphinx requirements

doc/source/conf.py

@@ -39,7 +39,8 @@ extensions = ['sphinx.ext.autodoc',
     'sphinx.ext.mathjax',
     'sphinx.ext.ifconfig',
     'sphinx.ext.viewcode',
-    'sphinx.ext.autosectionlabel']
+    'sphinx.ext.autosectionlabel'
+    ]
 
 # Add any paths that contain templates here, relative to this directory.
 templates_path = ['_templates']
@@ -96,7 +97,25 @@ todo_include_todos = True
 #
 #html_theme = 'alabaster'
 html_theme = 'sphinx_rtd_theme'
-
+# Theme options are theme-specific and customize the look and feel of a theme
+# further.  For a list of options available for each theme, see the
+# documentation.
+#
+html_theme_options = {
+    'canonical_url': '',
+    'analytics_id': '',
+    'logo_only': False,
+    'display_version': True,
+    'prev_next_buttons_location': 'bottom',
+    'style_external_links': False,
+    'vcs_pageview_mode': 'view',
+    # Toc options
+    'collapse_navigation': True,
+    'sticky_navigation': True,
+    'navigation_depth': 4,
+    'includehidden': True,
+    'titles_only': False
+}
 html_logo = 'img/logo.png'
 
 # Theme options are theme-specific and customize the look and feel of a theme

doc/source/requirements.txt

+# this file lists packages that are required to run Sphinx
+# see https://pip.pypa.io/en/stable/reference/pip_install/#requirements-file-format
+
+###### Requirements to build documentation with sphinx ######
+sphinx>=1.7.2
+sphinx_rtd_theme>=0.3.0
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