Merge branch 'master' into 'master'

Make the username input more flexible and case-insensitive

See merge request !8
2 jobs for master in 3 minutes (queued for 1 second)
Status Job ID Name Coverage
  Build
passed #508
docker
build:debug-signed

00:02:53

 
  Deploy
passed #509
fdroid
deploy:debug-fdroid

00:00:07