Merge pull request #1281 from openml/increase-upload-size

Increase the maximum limit for POST requests and uploaded files

Merge pull request #1277 from openml/feature/do_not_index_es_during_s…

…tartup

Optionally do not index es during startup

Refactor status check logic in study listing

Commented-out code enforcing active status by default.

Merge pull request #1237 from openml/release/v1.2.0

Added the correct jar now, with dependencies

Merge pull request #1236 from openml/release/v1.2.0

Release/v1.2.0 to develop

Merge pull request #1228 from openml/bugfix/docker_writing_logs

Allow the docker user to write logs

Removed dev_ prefix from release_docker.yaml