first draft

.travis.yml

@@ -0,0 +1,26 @@
+language: php
+sudo: false
+
+cache:
+  directories:
+    - $HOME/.composer/cache/files
+
+matrix:
+  fast_finish: true
+  include:
+    - php: 5.5
+    - php: 5.6
+    - php: 7.0
+    - php: hhvm
+  allow_failures:
+    - php: hhvm
+
+before_install:
+  - if [[ "$TRAVIS_PHP_VERSION" != "hhvm" ]]; then phpenv config-rm xdebug.ini; fi
+  - composer self-update
+
+install:
+  - composer install
+
+script:
+  - phpunit