Update README

Author: nanoninja

README.md

@@ -258,19 +258,19 @@ sudo docker run --rm -v $(pwd)/web/app:/app composer update
 ### Generating PHP API documentation
 
 ```sh
-sudo docker-compose exec php ./app/vendor/bin/apigen generate app/src --destination app/doc
+sudo docker-compose exec -T php ./app/vendor/bin/apigen generate app/src --destination ./app/doc
 ```
 
 ### Testing PHP application with PHPUnit
 
 ```sh
-sudo docker-compose exec php ./app/vendor/bin/phpunit --colors=always --configuration app/
+sudo docker-compose exec -T php ./app/vendor/bin/phpunit --colors=always --configuration ./app/
 ```
 
 ### Checking the standard code with [PSR2](http://www.php-fig.org/psr/psr-2/)
 
 ```sh
-sudo docker-compose exec php ./app/vendor/bin/phpcs --standard=PSR2 app/src
+sudo docker-compose exec -T php ./app/vendor/bin/phpcs --standard=PSR2 ./app/src
 ```
 
 ### Checking installed PHP extensions