✨ 評論增加lazyload

✨ 頭像/打賞圖片 增加lazyload
✨ 調整移動端 ol ul 的邊距 #267
🐛 修復Valine 的requiredFields設置為空 無效的bugs

layout/includes/comments/disqusjs.pug

@@ -33,8 +33,9 @@ script.
     }
   }
 
-  if ('!{defaultComment}' === 'Disqusjs' || !{theme.comments.load_begin}) {
-    loadDisqusjs()
+  if ('!{theme.comments.use[0]}' === 'Disqusjs' || !!{theme.comments.lazyload}) {
+    if (!{theme.comments.lazyload}) loadComment(document.getElementById('disqus_thread'), loadDisqusjs)
+    else loadDisqusjs()
   }
   else {
     function loadOtherComment () {
@@ -43,7 +44,7 @@ script.
   }
 
 
-if is_post() && theme.comments.count && defaultComment === 'Disqusjs'
+if is_post() && !theme.comments.lazyload && theme.comments.count && theme.comments.use[0] === 'Disqusjs'
   script.
     if (window.DISQUSWIDGETS === undefined) {
       var d = document, s = d.createElement('script');