Merge pull request #24 from rbalekai/idr-35-generate-citation-using-doi

Generate citation from record using items like DOIs.
Switching to poltergeist driver

With the update to Firefox, my webdriver was not working. This required
an update for JS related tests.
Improving delegate attributes for reader/writer

I want to intercept the reading/writing of attributes to datastreams
Citation should display cant be derived if no author or title is given.