Revert "Remove auto-added invocation return value as it is not used by v2 and could leak sensitive data."
This reverts commit 6ce6b20268.
Remove the note that invocation was removed as we've now restored it.
Revert "keyword not in ubuntu 14.04"
This reverts commit 5c01622457.
Revert "remove invocation keyword check"
This reverts commit 5177cb3f74.
renamed plugins to contrib (they are not really plugins)
rewrote README.md to reflect new usage
added new dir to setup.py so it gets copied with installation, in views
of making using inventory scripts easier in teh future