breaking changes: 更改 rightside-bottom 為 rightside_bottom

feat: 置頂圖標改為在標題左側
feat: 可配置打賞按鈕的文字
feat: 側邊欄增加 系列文章顯示
feat: 增加 series 系列文章 標籤外掛
feat: 移除 addthis 分享
improvement: 代碼優化
improvement: tabs 標籤外掛的回到頂部箭頭位置調整
improvement: 更新 plugin.yml

scripts/tag/button.js

@@ -9,17 +9,9 @@
 
 const urlFor = require('hexo-util').url_for.bind(hexo)
 
-function btn (args) {
+const btn = args => {
   args = args.join(' ').split(',')
-  let url = args[0] || ''
-  let text = args[1] || ''
-  let icon = args[2] || ''
-  let option = args[3] || ''
-
-  url = url.trim()
-  text = text.trim()
-  icon = icon.trim()
-  option = option.trim()
+  const [url = '', text = '', icon = '', option = ''] = args.map(arg => arg.trim())
 
   return `<a class="btn-beautify ${option}" href="${urlFor(url)}" 
   title="${text}">${icon.length ? `<i class="${icon}"></i>` : ''}${text.length ? `<span>${text}</span>` : ''}</a>`