Closes #269 - added missing require_once
Reformated TLD list
Added new TLDs to Hostname validator
Merge pull request #276 from mhujer/new-tlds

Added new TLDs to Hostname validator
Added PHP 5.6 and HHVM to Travis
Merge pull request #285 from mhujer/travis-hhvm

Added PHP 5.6 and HHVM to Travis