Merge branch '217-category-selector-does-not-work' into 'develop'

Resolve "Category selector does not work"

Closes #217

See merge request t3o/typo3.org!230
3 jobs for 326-association-platinum-members-looks-ugly-on-mobile-2 in 3 minutes and 47 seconds (queued for 1 second)
Status Name Job ID Coverage
  Test
passed test:php #10142

00:00:14

 
  Build
passed build #10143

00:01:42

 
  Layout
passed layout #10144

00:01:50