Korri/composer-version

<phpunit>
    <testsuites>
        <testsuite name="Tests">
            <directory>tests</directory>
        </testsuite>
    </testsuites>
    <filter>
        <whitelist processUncoveredFilesFromWhitelist="true">
            <directory>src</directory>
        </whitelist>
    </filter>
    <logging>
        <log type="coverage-clover" target="./clover.xml"/>
    </logging>
</phpunit>