Adds doc blocks to modules. Fixes test. Adds test.

* All: Adds sphinx style doc blocks w/copyright on all modules
* CLI: Fixes a couple tests to work when environmental variables are set.
* API: Adds test for SoftLayer.CCI.reload_instance
* API: Adds some missing documentation for API client.
Moves copyright to comments for CLI modules

As to not show up in the CLI help text. (whoops)
Merge pull request #74 from sudorandom/module_doc

Adds doc blocks to modules. Fixes test. Adds test.