hit count와 comment count 헬퍼 메소드 업데이트함.

```ruby
def hit_count(count)
  content_tag(:small, '', title:'hit count', class:'text-muted', data:{toggle:'tooltip'}) do
    concat awesome_icon_label('bullseye', content_tag(:i, " #{count}", style:'font-weight:bold;'))
  end
end

def comment_count(count)
  content_tag(:small, '', title:'댓글갯수', class:'text-muted', data:{toggle:'tooltip'}) do
    concat icon_label('comment', content_tag(:i, " #{count}", style:'font-weight:bold;'))
  end
end
```