TST: Add unit tests for older timezone issues#21491

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jreback merged 6 commits intopandas-dev:masterfrom

mroeschke:test_old_timezone_issues

Jun 18, 2018

Commits on Jun 14, 2018

TST: Older timezone issues
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Commits on Jun 15, 2018

Commits on Jun 16, 2018

Commits on Jun 17, 2018

Adjust whatsnew
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