WP Engine PHP7 Compatibility Plugin is showing the following:
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PHP 7.0 compatible.
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FOUND 0 ERRORS AND 2 WARNINGS AFFECTING 2 LINES
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1994 | WARNING | Function name “__return_false” is discouraged; PHP has reserved all method names with a double underscore prefix for future use
2002 | WARNING | Function name “__return_true” is discouraged; PHP has reserved all method names with a double underscore prefix for future use
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