Tiny tweak for responsiveness for smaller viewports

Fixes python#30.

Author: tapaswenipathak

python_docs_theme/layout.html

@@ -37,6 +37,7 @@
 
 {% block extrahead %}
     <link rel="shortcut icon" type="image/png" href="{{ pathto('_static/' + theme_root_icon, 1) }}" />
+    <meta name="viewport" content="width=device-width,initial-scale=0.8">
     {% if builder != "htmlhelp" %}
     {% if not embedded %}<script type="text/javascript" src="{{ pathto('_static/copybutton.js', 1) }}"></script>{% endif %}
     {% endif %}

python_docs_theme/static/sidebar.js

@@ -160,7 +160,9 @@ $(function() {
 
   add_sidebar_button();
   var sidebarbutton = $('#sidebarbutton');
-  set_position_from_cookie();
+  if (jwindow.width > 768) {
+    set_position_from_cookie();
+  }
 
 
   /* intelligent scrolling */