CRM-15011 - Add phpunit.xml and bootstrap.php
CRM-15011 - CiviUnitTestCase - Remove unnecessary require_once statements
CRM-15011 - tests - Fix dbunit references
CRM-15011 - Fix inter-test-case leak
CRM-15011 - CiviSeleniumTestCase - Remove unnecessary require_once statement
HelloTest - Remove extraneous "require_once"