Made all the necessary changes to pass new PEP8 standards.
Also cleaned up docstrings to conform to the HACKING stanards.
Change-Id: Ib8df3030da7a7885655689ab5da0717748c9edbe
* All commands now perform their action in take_action(). Those producing
output are derived from DisplayCommandBase.
Change-Id: Ic93ba9a2ad449d84242b6aa8624b41379c4fb79a
* missing --name arguemnt in parser for SetUser()
* correct Identity api call for SetUser()
Fix bug 1001384
Change-Id: I51169a0585c1bfe106ddd2e390269f69fc32852c