* Update existing test for review button field name, remove obsolete save review test
* Move test classes to tests/php to differentiate from behat
* Add behat build to Travis configuration
* Add i18n javascript source file and Transifex configuration
* Add npm requirements, React + entwine wrapper for CMS
* Overload LeftAndMain::getSchema... methods in extension so they can be used
* Refactor CSS to only the content review button