Tests fail with PHP 7.1 #55

There were 3 errors:

1) React\Tests\Dns\Query\ExecutorTest::resolveShouldRetryWithTcpIfResponseIsTruncated
ArgumentCountError: Too few arguments to function React\Tests\Dns\Query\ExecutorTest::React\Tests\Dns\Query\{closure}(), 1 passed in /tmp/dns/vendor/phpunit/phpunit-mock-objects/src/Framework/MockObject/Stub/ReturnCallback.php on line 25 and exactly 2 expected

/tmp/dns/tests/Query/ExecutorTest.php:352
/tmp/dns/src/Query/Executor.php:113
/tmp/dns/tests/Query/ExecutorTest.php:410
/tmp/dns/src/Query/Executor.php:133
/tmp/dns/src/Query/Executor.php:73
/tmp/dns/src/Query/Executor.php:125
/tmp/dns/tests/Query/ExecutorTest.php:410
/tmp/dns/src/Query/Executor.php:133
/tmp/dns/src/Query/Executor.php:46
/tmp/dns/tests/Query/ExecutorTest.php:163

2) React\Tests\Dns\Query\ExecutorTest::resolveShouldRetryWithTcpIfUdpThrows
ArgumentCountError: Too few arguments to function React\Tests\Dns\Query\ExecutorTest::React\Tests\Dns\Query\{closure}(), 1 passed in /tmp/dns/vendor/phpunit/phpunit-mock-objects/src/Framework/MockObject/Stub/ReturnCallback.php on line 25 and exactly 2 expected

/tmp/dns/tests/Query/ExecutorTest.php:352
/tmp/dns/src/Query/Executor.php:113
/tmp/dns/tests/Query/ExecutorTest.php:410
/tmp/dns/src/Query/Executor.php:133
/tmp/dns/src/Query/Executor.php:46
/tmp/dns/tests/Query/ExecutorTest.php:194

3) React\Tests\Dns\Query\ExecutorTest::resolveShouldCancelTimerWhenFullResponseIsReceived
ArgumentCountError: Too few arguments to function React\Tests\Dns\Query\ExecutorTest::React\Tests\Dns\Query\{closure}(), 1 passed in /tmp/dns/vendor/phpunit/phpunit-mock-objects/src/Framework/MockObject/Stub/ReturnCallback.php on line 25 and exactly 2 expected

/tmp/dns/tests/Query/ExecutorTest.php:352
/tmp/dns/src/Query/Executor.php:113
/tmp/dns/tests/Query/ExecutorTest.php:410
/tmp/dns/src/Query/Executor.php:133
/tmp/dns/src/Query/Executor.php:46
/tmp/dns/tests/Query/ExecutorTest.php:304