#16 [Update] 搜尋移到side

Signed-off-by: Eric <doshajou@gmail.com>
#16 [Update] 文章搜尋功能完成

Signed-off-by: Eric <doshajou@gmail.com>
#16 [Bug] 修正使用搜尋時分頁顯示錯誤
Merge branch 'develop' into 16-article-manager

Conflicts:
	application/models/page/page.php
#16 [Bug] 修正search分頁url錯誤

Signed-off-by: Eric <doshajou@gmail.com>
#16 [Bug] 修正search頁面下方的分頁忘記改url

Signed-off-by: Eric <doshajou@gmail.com>