实现了帮助目录，用户信息，角色信息的打印功能
Signed-off-by: ITxiaoliu <495005393@qq.com>
Merge branch 'master' of git://github.com/THOK-SW/wms_rfid.git
Merge branch 'master' of git://github.com/THOK-SW/wms_rfid.git
修改了用户信息方法命名的名称
Signed-off-by: ITxiaoliu <495005393@qq.com>
Merge branch 'master' of git://github.com/THOK-SW/wms_rfid.git

Conflicts:
	code/Authority/Wms/Wms.csproj

Signed-off-by: ITxiaoliu <495005393@qq.com>
Merge branch 'lgy/master'
修改帮助为Null时，读取异常；