Merge branch '3-remove-x-copy-from-aggregator-transform-method' into 'master'

Resolve "Remove X.copy() from Aggregator.transform method"

Closes #3

See merge request !3
4 jobs for 5-remove-dependency-version-from-readme in 2 minutes and 26 seconds
Status Job ID Name Coverage
  Build
passed #358599207
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  Lint
passed #358599208
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failed #358599210
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  Test
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Name Stage Failure
failed
pylint Lint There has been a runner system failure, please try again
Running with gitlab-runner 12.1.0 (de7731dd)
on instaffo-opensource-runner-instaffoOpenSource-1 uu235t1i
Using Docker executor with image instaffogmbh/pyenv-poetry ...
Pulling docker image instaffogmbh/pyenv-poetry ...
Using docker image sha256:76725d07f303448dc040590f5c12107d6f3256a1ee76f9022ffe229853691558 for instaffogmbh/pyenv-poetry ...
ERROR: Job failed (system failure): Error response from daemon: Conflict. The container name "/runner-uu235t1i-project-13499619-concurrent-0-predefined-0" is already in use by container "d16a1f7bfcd0cb47bcb27d92daab6b9e80bd762cdff88cdfd55a3773ed26349c". You have to remove (or rename) that container to be able to reuse that name. (executor_docker.go:743:0s)