#each collumn seperate with '\t'
#id	(0~65535(
#name string
#type one of ip,expr,compile or plugin
#src_charset one of GBK,BIG5,UNICODE,UTF8
#dst_charset combined by GBK,BIG5,UNICODE,UTF8,seperate with '/'
#do_merege yes or no
#id	name	type	src_charset	dst_charset	do_merge
1	SIFTER_CONFIG_FULL	compile	GBK	GBK	no
2	SIFTER_GROUP	group	GBK	GBK	no
3	SIFTER_START	expr	GBK	GBK	yes