Fix sphinx-related problems

doc/_themes/pretix_theme/layout.html

@@ -95,9 +95,9 @@
           {% block sidebartitle %}
 
           {% if logo and theme_logo_only %}
-            <a href="{{ pathto(master_doc) }}">
+            <a href="{{ pathto('index') }}">
           {% else %}
-            <a href="{{ pathto(master_doc) }}" class="icon icon-home"> {{ project }}
+            <a href="{{ pathto('index') }}" class="icon icon-home"> {{ project }}
           {% endif %}
 
           {% if logo %}
@@ -149,7 +149,7 @@
       <nav class="wy-nav-top" role="navigation" aria-label="top navigation">
         {% block mobile_nav %}
           <i data-toggle="wy-nav-top" class="fa fa-bars"></i>
-          <a href="{{ pathto(master_doc) }}">{{ project }}</a>
+          <a href="{{ pathto('index') }}">{{ project }}</a>
         {% endblock %}
       </nav>
 

doc/_themes/pretix_theme/theme.conf

@@ -1,6 +1,6 @@
 [theme]
 inherit = basic
-stylesheet = css/theme.css
+stylesheet = css/pretix.css
 
 [options]
 typekit_id = hiw1hhg

doc/conf.py

@@ -221,7 +221,7 @@ latex_elements = {
 # (source start file, target name, title,
 #  author, documentclass [howto, manual, or own class]).
 latex_documents = [
-  ('index', 'pretix.tex', 'pretix Documentation',
+  ('contents', 'pretix.tex', 'pretix Documentation',
    'Raphael Michel', 'manual'),
 ]