Eliminated support for PHP 5.3 due to drush/drush dependency

Author: stackpr

.travis.yml

@@ -1,8 +1,13 @@
 language: php
 php:
+  - hhvm
+  - 5.6
   - 5.5
   - 5.4
-  - 5.3
 before_install:
   - composer install
 sudo: false
+matrix:
+  allow_failures:
+    - php: hhvm
+

composer.json

@@ -17,7 +17,7 @@
         "drush/drush":"dev-master-fulltest",
         "ensepar/html2pdf":"dev-master",
         "mpdf/mpdf":"v5.7.1",
-        "php":">=5.3.3",
+        "php":">=5.4.5",
         "symfony/console":"2.4.*",
         "wittiws/htmlawed":"dev-master",
         "wittiws/phpquery":"dev-master"