Issue #2114823 by alexpott, neclimdul, Xano, cosmicdreams, chx: Update PHPUnit to 4.x.

composer.json

composer.lock

core/modules/simpletest/simpletest.module

core/vendor/bin/phpunit

core/vendor/composer/autoload_classmap.php

core/vendor/composer/include_paths.php

core/vendor/composer/installed.json

core/vendor/phpunit/php-code-coverage/.gitignore

core/vendor/phpunit/php-code-coverage/.travis.yml

core/vendor/phpunit/php-code-coverage/CONTRIBUTING.md

core/vendor/phpunit/php-code-coverage/ChangeLog.markdown

core/vendor/phpunit/php-code-coverage/LICENSE

...r/phpunit/php-code-coverage/PHP/CodeCoverage/Autoload.php

...hpunit/php-code-coverage/PHP/CodeCoverage/Autoload.php.in

...rage/Report/HTML/Renderer/Template/coverage_bar.html.dist

...t/HTML/Renderer/Template/css/bootstrap-responsive.min.css

...erage/Report/HTML/Renderer/Template/css/bootstrap.min.css

...overage/Report/HTML/Renderer/Template/dashboard.html.dist

...ge/Report/HTML/Renderer/Template/directory_item.html.dist

...overage/Report/HTML/Renderer/Template/file_item.html.dist