hdenv now expect cluster defs in
clusters.csv to include the protocol in
the namenode - e.g. file:/// or hdfs://.
Updated how hdnamenode and hdfs is
setup. Now assumes hdnamenode has
hdfs of file prefix. CAUTION:
Requires change to clusters.csv
Removed quotes around "hadoop.job.ugi"
value which seemed to cause problems.
Added option to kill job on control C
in doJob.sh. Creating supporting