Merge branch 'fix-mixed-content' into 'master'

Always set X-Forwarded-Proto to avoid mixed content warnings

See merge request !12
2 jobs for master in 25 seconds (queued for 3 seconds)
Status Job ID Name Coverage
  Test
canceled #46501
docker
test-install-script

00:00:25

 
  Deploy
canceled #46502
docker
pages