Help: Configure html page navigation bars

Add a small CMake logo to the left side of the header and footer
navigation bars.  Set the html theme, title, and short title explicitly.

Utilities/Sphinx/conf.py.in

@@ -30,6 +30,7 @@ primary_domain = 'cmake'
 exclude_patterns = []
 
 extensions = ['cmake']
+templates_path = ['@conf_path@/templates']
 
 cmake_manuals = sorted(glob.glob(r'@conf_docs@/manual/*.rst'))
 cmake_manual_description = re.compile('^\.\. cmake-manual-description:(.*)$')
@@ -57,3 +58,6 @@ man_show_urls = False
 html_show_sourcelink = True
 html_static_path = ['@conf_path@/static']
 html_style = 'cmake.css'
+html_theme = 'default'
+html_title = 'CMake %s Documentation' % release
+html_short_title = '%s Documentation' % release

Utilities/Sphinx/templates/layout.html

@@ -0,0 +1,13 @@
+{% extends "!layout.html" %}
+{% block rootrellink %}
+  <li>
+    <img src="{{ pathto('_static/cmake-logo-16.png', 1) }}" alt=""
+         style="vertical-align: middle; margin-top: -2px" />
+  </li>
+  <li>
+    <a href="http://www.cmake.org/">CMake</a>{{ reldelim1 }}
+  </li>
+  <li>
+    <a href="{{ pathto(master_doc) }}">{{ shorttitle|e }}</a>{{ reldelim1 }}
+  </li>
+{% endblock %}