Merge pull request #24 from daniellemayne/develop

bugzid 3930: fixed attaching volumes at server launch
Merge pull request #25 from daniellemayne/develop

bugzid 3611: mark firewalls as unavailable for deletion in cloudsigma
Merge pull request #26 from daniellemayne/develop

Develop - added capabilities support
Merge pull request #27 from daniellemayne/develop

Develop - added capabilities support