增加aboutus subcate

Conflicts:
	conf/config.auth.php
調整au_cate的rewrite rule範例
Merge branch 'master2' into newtinymce
應用領域改寫為多層次

Conflicts:
	cmsadmin/css/common.css
修改mainfunc::file_str_replace，參數使用單引號包起來，相容舊PHP
Merge branch 'master' into newtinymce
強制應用領域產品列表不顯示empty訊息
Merge branch 'master2' into newtinymce
改寫mainfunc::content_file_str_replace，區分資料庫進跟出的內容

Conflicts:
	libs/libs-main.php
application首頁為自訂時不再顯示列表項目
Merge branch 'master2' into newtinymce

Conflicts:
	libs/libs-main.php
微調mainfunc::content_file_str_replace
Merge branch 'master2' into newtinymce
修正後台products使用content_file_str_replace恢復p_desc的內容語法
修正後台產品額外自訂欄位起始索引的操作
Merge branch 'master2' into newtinymce
Merge branch 'newtinymce' into cht.local

Conflicts:
	cmsadmin/css/common.css
	cmsadmin/products.php
Merge branch 'cht.local' into cht
移除產品內頁:罐
產品內頁數量選擇改用jquery ui spinner