Clean up minfraud handling in tests

Change-Id: Ie9cde9ec2d84ce8b7d30321726cc304fc4063c2e
remove unused phpunit.xml

Change-Id: I08b9759644b67c8e2a635b04a0fe1f715fe28b05
Merge changes I08b97596,Ie9cde9ec

* changes:
  remove unused phpunit.xml
  Clean up minfraud handling in tests