Allow to use params at phpunit

* Usually the script gets the site as first arg. If you are using params, it's not, so the script tries now to use the first arg as site, which has a .de, .org or .tk
9 jobs for unit-color in 1 minute and 50 seconds (queued for 1 second)
latest
Status Job ID Name Coverage
  Lint
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lint:lint-php5.4

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lint:lint-php5.6

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lint:lint-php7.0

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lint:lint-php7.1

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  Codesniffer
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allowed to fail
codesniffer

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  Unit
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unit:testBasic

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passed #5649
unit:testRead

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unit:testReadAssertFail

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unit:testUserProperty

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