Add analytics

docs/source/_themes/Alchemy/analytics.html

@@ -0,0 +1,14 @@
+
+        <script>
+            var _gaq = _gaq || [];
+            _gaq.push(['_setAccount', 'UA-30671300-3']);
+            _gaq.push(['_setDomainName', 'readthedocs.org']);
+            _gaq.push(['_setAllowLinker', true]);
+            _gaq.push(['_trackPageview']);
+
+            (function() {
+                var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true;
+                ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';
+                var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s);
+            })();
+        </script>