Selenium/How-to/Debug with logLevel

Change  in   from the default   to.

This tip works if you're targeting:
 * a local MediaWiki
 * MediaWiki-Docker
 * MediaWiki-Docker-Dev
 * MediaWiki-Vagrant
 * Quibble
 * a remote wiki
 * Beta cluster
 * continuous integration
 * Quibble
 * selenium-daily

Run Selenium tests
Output will contain a lot of useful debugging information.

More information

 * https://webdriver.io/docs/options/#loglevel
 * You can see code from this page at 676397.