Added a test that checks throwing a NotAvailableError when adding a un-available node to a group

This is passing
Added a test that checks duplicate nic names

Test passed.
When add two nic of same name to a node, a DuplicateError is raised
Merge pull request #25 from CCI-MOC/deploy-hotfix

Caught a clerical error with the deploy command.
Moved the file_names kludge back into the source

This time directly into haas_init.
Ug, missed some changes from the last commit.
Merge remote-tracking branch 'origin/devel' into unit-tests
fixed issues pointed out by zenhack
blank line between summary and docstring
Merge pull request #24 from CCI-MOC/unit-tests

Added a test that checks throwing a NotAvailableError when adding a un-a...
Merge pull request #26 from CCI-MOC/config-file

Config file
Merge branch 'devel' into dell-console

Conflicts:
	haas.cfg.example