* Add multi-GPU unit test environment
* Better assertion message
* Temporarily disable failing test
* Distinguish between multi-GPU and single-GPU CPP tests
* Consolidate Python tests. Use attributes to distinguish multi-GPU Python tests from single-CPU counterparts
* Adding Java/Scala doc build to Jenkins CI
* Deploy built doc to S3 bucket
* Build doc only for branches
* Build doc first, to get doc faster for branch updates
* Have ReadTheDocs download doc tarball from S3
* Update JVM doc links
* Put doc build commands in a script
* Specify Spark 2.3+ requirement for XGBoost4J-Spark
* Build GPU wheel without NCCL, to reduce binary size
Includes:
- Dockerfile changes
- Dockerfile clean up
- Fix execution privileges of files used from Dockerfile.
- New Dockerfile entrypoint to replace with_user script
- Defined a placeholders for CPU testing (script and Dockerfile)
- Jenkinsfile
- Jenkins file milestone defined
- Single source code checkout and propagation via stash/unstash
- Bash needs to be explicitly used in launching make build, since we need
access to environment
- Jenkinsfile build factory for cmake and make style of jobs
- Archivation of artifacts (*.so, *.whl, *.egg) produced by cmake build
Missing:
- CPU testing
- Python3 env build and testing
