Merge pull request #1 from ITEC-ELWG/master

合并原作者的更新
Signed-off-by: vanney9 <929388885@qq.com>
Signed-off-by: vanney9 <929388885@qq.com>
Signed-off-by: vanney9 <929388885@qq.com>
Merge pull request #46 from vanney9/master

合并黄世杰提交任务2