Add support for adding multiple units of a service at a time.
Remove validation, IntEdit already doesn't allow zeros
remove extraneous whitespace
remove commented line
Merge pull request #17 from mikemccracken/add-multiple-units

Add multiple units
fix spacing on usage
Add option to not merge stdout and stderr in get_command_output, avoids trying to parse stderr as YAML.

Signed-off-by: Michael McCracken <mike.mccracken@canonical.com>
Add example config file for documentation.

Signed-off-by: Michael McCracken <mike.mccracken@canonical.com>
Merge pull request #18 from mikemccracken/parse-juju-stdout-only

Add option to not merge stdout and stderr in get_command_output
Fix OPTS string - re-add colon after opt_configfile
merge with origin/master