Added initial UI integration tests that use cutycapt to take screenshots of URLs.

.gitignore

core/Access.php

core/Config.php

core/FrontController.php

plugins/Zeitgeist/templates/dashboard.twig

tests/PHPUnit/Fixtures/ManySitesImportedLogs.php

...PHPUnit/Fixtures/ManySitesImportedLogsWithXssAttempts.php

tests/PHPUnit/Integration/ArchiveCronTest.php

tests/PHPUnit/IntegrationTestCase.php

tests/PHPUnit/UI/UIIntegrationTest.php

tests/PHPUnit/phpunit.xml.dist

tests/PHPUnit/populate-expected-screenshots.sh

tests/PHPUnit/proxy/archive.php

tests/PHPUnit/proxy/index.php

tests/PHPUnit/proxy/libs

tests/PHPUnit/proxy/plugins

tests/PHPUnit/proxy/tests

tests/PHPUnit/travis.sh

tests/README.md

tests/travis/php.ini