Use @before to skip calling setUpErrorHandler in setUp

[imbrish]

See https://phpunit.de/manual/current/en/appendixes.annotations.html#appendixes.annotations.before.

Thanks for developing the trait, very useful and so simple :)

[rquadling]

Hi. Thanks for that info.

[rquadling]

New release, and updated documentation. Thanks for the feedback. Glad it is useful!!!