feat: twikoo 最新評論更新，增加QQ頭像顯示

fix: 修復關閉圖片嬾加載，最新評論圖片無法加載的bugs
fix: 修復某些情況下toc無法滾動的bugs close #442
fix: 修復pjax下，開啟anchor後，文章頁跳轉到其他頁面會出現網址加上toc最後一節錨點ID的bugs #442

_config.yml

@@ -669,9 +669,7 @@ newest_comments:
     enable: false
     forum:
     api_key:
-  twikoo:
+  twikoo: false
-    enable: false
-    default_avatar: # mp/identicon/monsterid/wavatar/retro/robohash/blank/404
 
 # Bottom right button (右下角按鈕)
 # --------------------------------------

layout/includes/third-party/newest-comments/disqus-comment.pug

@@ -43,7 +43,11 @@ script.
           result += '<div class=\'aside-list-item\'>'
 
           if (!{theme.newest_comments.avatar}) {
-            result += `<a href='${array[i].url}' class='thumbnail'><img data-lazy-src='${array[i].avatar}' alt='${array[i].nick}'></a>`
+            let name = 'src'
+            if(!{theme.lazyload.enable}) {
+              name = 'data-lazy-src'
+            }
+            result += `<a href='${array[i].url}' class='thumbnail'><img ${name}='${array[i].avatar}' alt='${array[i].nick}'></a>`
           }
           
           result += `<div class='content'>

layout/includes/third-party/newest-comments/github-issues.pug

@@ -42,7 +42,11 @@ script.
           result += '<div class=\'aside-list-item\'>'
 
           if (!{theme.newest_comments.avatar}) {
-            result += `<a href='${array[i].url}' class="thumbnail"><img data-lazy-src='${array[i].avatar}' alt='${array[i].nick}'></a>`
+            let name = 'src'
+            if(!{theme.lazyload.enable}) {
+              name = 'data-lazy-src'
+            }
+            result += `<a href='${array[i].url}' class="thumbnail"><img ${name}='${array[i].avatar}' alt='${array[i].nick}'></a>`
           }
 
           result += `<div class='content'>