[3.6] bpo-36564: Fix infinite loop in email folding logic (GH-12732)#14799

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ned-deily merged 1 commit intopython:3.6from

miss-islington:backport-f69d5c6-3.6

Jul 21, 2019

Commits on Jul 16, 2019

Fix infinite loop in email folding logic (GH-12732)

pganssle
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miss-islington
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