Trying out all the versions of PHP on travis

Author: intrepion

.travis.yml

@@ -0,0 +1,16 @@
+language: php
+
+php:
+    - 5.3
+    - 5.4
+    - 5.5
+    - 5.6
+    - 7.0
+    - nightly
+    - hhvm
+
+install:
+    - composer install --prefer-dist
+
+script:
+    - ./bin/phpunit tests/

composer.json

@@ -9,10 +9,10 @@
     "API"
   ],
   "require": {
-    "php": ">=5.4,<8.0-DEV"
+    "php": ">=5.3,<8.0-DEV"
   },
   "require-dev": {
-    "phpunit/phpunit": "4.7.6"
+    "phpunit/phpunit": "^4.8"
   },
   "config": {
     "bin-dir": "bin"