add 统计代码

dist/index.html

@@ -11,6 +11,14 @@
 
 <script src="/common.js"></script>
 <script src="/index.js"></script>
-
+<script>
+    var _hmt = _hmt || [];
+    (function() {
+        var hm = document.createElement("script");
+        hm.src = "//hm.baidu.com/hm.js?afcd62ac7182e503ad956380dc6be622";
+        var s = document.getElementsByTagName("script")[0];
+        s.parentNode.insertBefore(hm, s);
+    })();
+</script>
 </body>
 </html>