Merge pull request #3 from johandahlberg/master

Making ansible roles work with ansible galaxy
Follow not supported in ansible 1.7

Removed it and things seem to work without it (though I guess it will
not work if the file is only softlinked).
Merge pull request #4 from johandahlberg/bug/follow_not_supported_in_ansible_1.7

Follow not supported in ansible 1.7
A hercules template, and defaults used
Merge pull request #5 from johandahlberg/feature/defaults_not_vars

A hercules template, and defaults used