Sergey Biryukov 5f4e2cdba3 Avoid duplicate classes for different terms with UTF-8 slugs in post_class() and body_class(). ...

Fall back to term ID if the sanitized slug is numeric or only contains hyphens.

props SergeyBiryukov, A5hleyRich, sgrant, davideugenepratt.
fixes #30883.
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git-svn-id: http://core.svn.wordpress.org/trunk@31958 1a063a9b-81f0-0310-95a4-ce76da25c4cd

2015-04-02 01:05:27 +00:00

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