VALUE_USER_NAME get/set added. Login modified to store username (login)
everybody loves pep8
test fix
Adds unit tests for all situations

I had some problem with the mocking class, but this post
explained to me why it wasn't working:
http://alexmarandon.com/articles/python_mock_gotchas/
Reformats code so pep8 is happy
Fix syntax error
Introduce path variables for mocking paths
Adds method documentation to validate command method
Merge branch 'master' into add-validation-command
Join env variable retrieval and default
Lookup both cases for wercker_url env var

In my Mac the environment variable WERCKER_URL was not
used when it was exported. When I added a upper case key
in the config.py, it worked. I added both checks (low and upper case).
Fix unit tests fail when wercker_url is set as env var
Adds ENV_KEY_WERCKER_URL and update unit tests

Adds ENV_KEY_WERCKER_URL to config.py and updates unit tests to use
that key instead of raw string value
Merge pull request #5 from wercker/add-validation-command

Add validation command
staying away from port 42, it's now 42*42
Merge pull request #6 from wercker/origin/fix-wercker-url

Origin/fix wercker url
Merge branch 'master' into prettify-create-command

Conflicts:
	werckercli/authentication.py