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kygaohong wants to merge 5 commits intoCodeLouisville:masterfrom

kygaohong:master

Commits on May 31, 2016

Commits on Jun 2, 2016

explode and checkdate added
kygaohong
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Commits on Jun 3, 2016

check date format first
kygaohong
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Commits on Jun 14, 2016

check the format of date June 14
kygaohong
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