[ticket/12485] Broken tests due to absolute exclude

PHPBB3-12485
Merge pull request #2396 from Nicofuma/ticket/12485

[ticket/12485] Broken tests due to absolute 'exclude'

* Nicofuma/ticket/12485:
  [ticket/12485] Broken tests due to absolute exclude
Merge branch 'develop-olympus' into develop-ascraeus

* develop-olympus:
  [ticket/12485] Broken tests due to absolute exclude

Conflicts:
	.travis.yml
	phpunit.xml.all
	phpunit.xml.dist
	phpunit.xml.functional