Merge pull request #136 from mhujer/travis-php-5-5

Run the TravisCI build also on PHP 5.5

.travis.yml

@@ -3,6 +3,7 @@ php:
   - "5.2"
   - "5.3"
   - "5.4"
+  - "5.5"
 
 env: TMPDIR=/tmp