fix docu index (#19)

Author: harald-tsys

doc/source/_templates/sidebartoc.html

@@ -0,0 +1,14 @@
+<aside id="left-sidebar" class="docs-sidebar">
+  <div class="docs-sidebar-toc collapse" aria-label="Docs navigation" id="docs-sidebar-nav">
+  {%- if theme_display_global_toc_section %}
+    <div class="docs-sidebar-section" id="table-of-contents">
+       <a href="{{ pathto(master_doc) }}" class="docs-sidebar-section-title"><h4>{{project}} {{version}}</h4></a>
+      {%- if theme_sidebar_mode == 'toc' %}
+      {{ toc }}
+      {%- elif theme_sidebar_mode == 'toctree' %}
+      {{ toctree(maxdepth=4, includehidden=True, titles_only=true) }}
+      {%- endif %}
+    </div>
+  {%- endif %}
+  </div>
+</aside>

doc/source/conf.py

@@ -64,6 +64,7 @@
 sys.path.insert(0, os.path.abspath('../../'))
 sys.path.insert(0, os.path.abspath('../'))
 sys.path.insert(0, os.path.abspath('./'))
+sys.path.insert(0, os.path.abspath('..'))
 
 
 # TODO(shade) Set this to true once the build-openstack-sphinx-docs job is