only fail when at least 5 domains extensions are failing, so it does not fail every time IANA adds a new domain extension...

* Ignore idvisitor in system tests as it always changes in each test
* Skip email tests in case intl extension is not installed
* Update ui tests

 	Trigger a Goal conversion for "Event matching goals" even when an event is tracked without a URL (#10018)

* use idGoal parameter in system tests

* Trigger a Goal conversion for "Event matching goals" even when an event is tracked without a URL

* Test files for green build

* Add new expected test file

refs https://github.com/piwik/piwik/commit/4c334be38b8426f54a7e6ab314a82ec25ce49c81#commitcomment-16700320

Prefix DB field by the table alias, to prevent error when a segment joins another table that has some field names in common #9822

fixing this integration test: https://travis-ci.org/piwik/piwik/jobs/108227278

Refs #9729 #9715 #9712

Refs https://github.com/piwik/piwik-log-analytics/issues/115, add user to fake common logs for tests.

Integration test change following up https://github.com/piwik/piwik/commit/fd199c13e185c2721860024ad4b39b856bdd53d4