feat: twikoo 增加 option 配置

feat: aside widget 增加排序（只對page頁和sticky內的有效）
feat: aside 增加自定義 widget
improvement: readmode 優化
improvement: html結構優化

layout/includes/layout.pug

@@ -1,5 +1,6 @@
 - var htmlClassHideAside = theme.aside.enable && theme.aside.hide ? 'hide-aside' : ''
 - var hideAside = !theme.aside.enable || page.aside === false ? 'hide-aside' : ''
+- var pageType = is_post() ? 'post' : 'page'
 
 doctype html
 html(lang=config.language data-theme=theme.display_mode class=htmlClassHideAside)
@@ -14,7 +15,7 @@ html(lang=config.language data-theme=theme.display_mode class=htmlClassHideAside
       
     !=partial('includes/sidebar', {}, {cache:theme.fragment_cache})
 
-    #body-wrap
+    #body-wrap(class=pageType)
       include ./header/index.pug
 
       main#content-inner.layout(class=hideAside)

layout/includes/page/artitalk.pug

@@ -13,7 +13,7 @@ script.
 
     if (!{Boolean(option)}) {
       const otherSetting = !{option}
-      setting = Object.assign({}, setting, otherSetting)
+      setting = Object.assign(setting, otherSetting)
     }
 
     const init = () => {

layout/includes/third-party/comments/index.pug

@@ -32,7 +32,7 @@ hr
           when 'Twikoo'
             #twikoo-wrap
           when 'Waline'
-            #waline
+            #waline-wrap
           when 'Facebook Comments'
             .fb-comments(data-colorscheme = theme.display_mode === 'dark' ? 'dark' : 'light'
                         data-numposts= theme.facebook_comments.pageSize || 10