Add missing copyright notice

3 jobs for master in 1 second (queued for 6 seconds)
Status Job ID Name Coverage
  Build
failed #894
build

00:00:01

 
  Test
skipped #896
allowed to fail
code_quality
skipped #895
test
 
Name Stage Failure
failed
build Build
HEAD is now at 279ea39 Update for 2019 GymNet event
Checking out 53acf39f as master...
Skipping Git submodules setup
$ # Auto DevOps variables and functions # collapsed multi-line command
$ setup_docker
$ build
Logging to GitLab Container Registry with CI credentials...
main: line 84: docker: command not found
ERROR: Job failed: exit status 1