harmonize codestyle

3 jobs for master in 4 seconds (queued for 1 second)
Status Job ID Name Coverage
  Prepare
failed #866126
linux shell
docker-dev

00:00:04

 
  Build
skipped #866127
docker
build:source
 
  Test
skipped #866128
cuda villas-fpga allowed to fail
test:unit
 
Name Stage Failure
failed
docker-dev Prepare
Step 3/12 : ADD https://villas.fein-aachen.org/packages/villas.repo /etc/yum.repos.d/
ADD failed: failed to GET https://villas.fein-aachen.org/packages/villas.repo with status 404 Not Found: <html>
<head><title>404 Not Found</title></head>
<body bgcolor="white">
<center><h1>404 Not Found</h1></center>
<hr><center>nginx/1.14.2</center>
</body>
</html>
ERROR: Job failed: exit status 1