* Fixing aruba's inconsitent indenting.
* Adding config with different children indentation and unit test to confirm the different spacing does not matter.
* Fixing pylint check. Missed an r prefix.
* Adding aruba_command module along with unit tests.
* Fixing PEP8 E303 too many blank lines.
* Adding default for timeout.
* Removing unused arguments. Moving default for timeout argument. Fixing cliconf to find hostname.
* Fixing PEP8 E302.