Allow setting the mapred.reduce.parallel.copies property
Allow setting the mapred.reduce.parallel.copies property

Change-Id: I8e57270b055f4b70a40c53bc9d71028be850e5b5
Reviewed-on: https://gerrit.spotify.net/gerrit/50016
Reviewed-by: Marcus Eriksson <ae58382e12971f5ca2500c78cd69438cc4862361@spotify.com>

spotify/hdfs2cass