Minor bug fix for shell scripts in sandbox directory#898

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lpstudy wants to merge 4 commits intobaidu:masterfrom lpstudy:master

+29-11

Commits on Feb 12, 2017

简单测试
 lpstudy
committed

Commits on May 23, 2017

change license (baidu#893 )

elithnever
authored and
Yang Ce
committed

Commits on Jun 1, 2017