Add juju-kill
Updated cleaner
- Added the juju-pdb plugin for being used with `charmhelpers/contrib/python/debug`
  - Users must run the set_trace() call before use this plugin, then invoke this by running:
	$ juju pdb unit/0 4444

- Modified pprint plugin to use utils file.
- Added utils file to group some plugin common methods.

Modified file to use utils.py methods

Removed author field from utils.py
Merge pull request #12 from niedbalski/master

Added the juju-pdb plugin for being used with `charmhelpers/contrib/python/debug'
Merge pull request #9 from tych0/juju-kill

Add juju-kill
Merge pull request #11 from marcoceppi/better-cleanup

Updated cleaner
juju-kill: never kill the bootstrap
Merge pull request #14 from tych0/dont-kill-bootstrap

juju-kill: never kill the bootstrap
juju-kill: don't automatically reap()

Behavior change request from @mikemccracke: juju-kill no longer reap()s
everything, it just destroys everything in the "tree" that you mention. You can
still force a reap() via --reap.
units don't always have machines
Merge pull request #15 from tych0/no-default-reap

juju-kill: don't automatically reap()
Added juju get-grep command to filter specific entries in juju get output
Added juju_get to utils file
Added aligned mode to pprint for easier at-a-glance reading
Merge pull request #18 from johnsca/master

Added aligned mode to pprint for easier at-a-glance reading
Update and rename juju-get-grep to juju-get-filter
Merge pull request #16 from niedbalski/master

Added juju get-filter command to filter specific entries in juju get output
Switch python3 -> python

The plugin doesn’t work out of the box with a Vagrant image, because
python3-yaml is not installed. There don’t seem to be any
python3-specific functionality, so I’ve downgraded to match other
plugins.
Merge pull request #23 from AdamIsrael/kill-python

Switch python3 -> python