language: php
php:
  - 5.4
  - 5.5
  - 5.6
  - hhvm

before_script:
  - composer self-update
  - composer install --prefer-source --no-interaction --dev
language: php
php:
  - 5.5
  - 5.6
  - hhvm

before_script:
  - composer self-update
  - composer install --prefer-source --no-interaction --dev

Drop support of PHP 5.4
Drop support of PHP 5.4