apache/spark — pull request #2481 by EugenCepoi (2014-09-21 17:16:19+00:00)
Title: SPARK-2058: Overriding SPARK_HOME/conf with SPARK_CONF_DIR

Update of PR #997.

With this PR, setting SPARK_CONF_DIR overrides SPARK_HOME/conf (not only spark-defaults.conf and spark-env).