improvements: 代碼名全大寫

improvements: 補全card-categories和card-archives的 '查看更多‘鏈接 close #337
fix: 修復comments沒設置時，報Unexpected token ')'的bugs close #344
improvements: 優化js和html
fix: 修復toc 滾動百分比不準的Bugs

source/css/_highlight/theme.styl

@@ -116,3 +116,4 @@ if $highlight_theme == false
     color: $highlight-foreground,
     bg-color: darken($highlight-background, 5)
   }
+  $highlight-scrollbar = darken($highlight-background, 8)