Add support for environment variables #10
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ennru
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Oct 4, 2018
One more stability improvement to the docker integration tests: setting `offsets.topic.replication.factor` broker configuration property to the number of total Kafka nodes in the cluster. This builds on top of environment variable support in the `sbt-docker-compose` plugin: dariush-y/sbt-docker-compose#10
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This PR adds environment variable support to the
testandupcommands.Environment variables then can be used as substitutions in the
docker-compose.ymlfile: https://docs.docker.com/compose/compose-file/#variable-substitution