Configure Apache Commons Logging

REEF uses the JDK logging libraries. Hadoop uses Apache Commons Logging. This PR makes it so that Apache Commons Logging is configured to use JDK logging in all REEF processes.
Merge pull request #899 from Microsoft-CISL/weimer_commons_logging

Configure Apache Commons Logging
Fixes to the log fetching from HDInsight Clusters

This fixes an issue where not all logs were fetched from an application when more than one container of the application was executed on the same node.
Merge pull request #902 from Microsoft-CISL/weimer_hdi_log_fix

Fixes to the log fetching from HDInsight Clusters
Merge remote-tracking branch 'origin/master' into shravan_groupcomm_interfaces