-- 0.6.2
	Add GB-Hans GB-Hant encoding which were used to represent GB charset in Simplified and Traditional.
	Use gb18030 handing all GB code.

	Support convert gbk to gb-hant or gb-hans.

-- 0.6.1
	Update cconv_table.cc to latest.

	Add some Tongwen Tang word mapping.
	Fix the bug that something cconv output are not end with '\0'

-- 0.6.0
	Update cconv_table.cc to latest.

	Fix the bug that Jane transfer into fan does not work.

-- 0.6.0_beta
	Rewrite the cross-handling part, and change the judge algorithm.

	Increase four kinds of prefix & suffix based conditions conversion
	mode:
		1、convert the prefix match before only
		2、convert the suffix match before only
		3、prefix match is not to convert.
		4、suffix match is not to convert.

-- 0.5.2
	Add AC_CONFIG_MACRO_DIR([m4]) to fix complie error on CentOS 4.X

-- 0.5.1

-- 0.5.-