Changes made for Matt.
nixed popen calls.
Merge pull request #323 from arjclark/matt-changes

rose config_cli: style changes
Merge branch 'master' into 27.rose-mpi-launch.v

Conflicts:
	lib/python/rose/config_cli.py
Update doc/rose-command.html

Fix hyperlink typo.
Merge branch 'master' into 27.rose-mpi-launch.v