Changed replication level to single.
Merge branch 'master' of git@github.com:scamicha/HPCHadoop
Added local vs. global storage; Debugged logging.

Have used this version to successfully run the sort benchmark from
Intel's HiBench while using node local memory for the filesystem

   Changes to be committed:
   (use "git reset HEAD <file>..." to unstage)

	modified:   conf/env.sh
	modified:   conf/hadoop_commands.sh
	modified:   etc/xml/mapred-site-template.xml
	modified:   scripts/cleanup.sh
	modified:   scripts/configure.sh