-# Prerequisites:
-# - install Composer, either:
-# - from your distro's package manager;
-# - from the official website (https://getcomposer.org/download/);
-# - install/update test dependencies:
-# $ composer install # 1st setup
-# $ composer update
-# - install Xdebug for PHPUnit code coverage reports:
-# - see http://xdebug.org/docs/install
-# - enable in php.ini
-