language: php
php:
  - "5.5"
  - "5.4"
  - "5.3"
before_install:
  - sudo apt-get update
install:
  - sudo apt-get install xvfb
  - composer install
  - composer require h4cc/wkhtmltopdf-amd64:0.12.1
  - composer require h4cc/wkhtmltoimage-amd64:0.12.1
  - ln -s ./wkhtmltopdf-amd64 vendor/bin/wkhtmltopdf
  - ln -s ./wkhtmltoimage-amd64 vendor/bin/wkhtmltoimage

language: php
php:
  - "5.5"
  - "5.4"
  - "5.3"
  - "hhvm"
before_install:
  - sudo apt-get update
install:
  - sudo apt-get install xvfb
  - composer install
  - composer require h4cc/wkhtmltopdf-amd64:0.12.1
  - composer require h4cc/wkhtmltoimage-amd64:0.12.1
  - ln -s ./wkhtmltopdf-amd64 vendor/bin/wkhtmltopdf
  - ln -s ./wkhtmltoimage-amd64 vendor/bin/wkhtmltoimage

Add HHVM testing to Travis config
Add HHVM testing to Travis config
