Add new Composing kata#27

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dowatugkins wants to merge 4 commits intojondot:masterfrom

dowatugkins:add/newKata

Commits on Apr 24, 2018

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Doug Watkins
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Commits on Apr 25, 2018

Adding new tab button kata EOD commit.
Doug Watkins
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Finished tabBar kata.
Doug Watkins
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Moved the kata to the end of the list.
Doug Watkins
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