language: php
php:
  - 5.5
  - 5.4
  - 5.3
# download test suite and run tests... submodule? meta testing project with
# all of the reference implementations?
script: 
  - git clone https://github.com/json-ld/json-ld.org.git spec
  - phpunit test.php -d spec/test-suite
notifications:
  email:
    on_success: change
    on_failure: change