BUGFIX on Ppi.is_autofill_done

Importing test TestGetUniprotInfo from flemmingsomedb
Adding test to ensure that domain is retrieved
WIP #35

using bootstrap-multiselect in more use case thanks to a new django widget automating the application of bootstrap-multiselect to select[multiple="multiple"]

Passing various str identifying future instance to be created the the various step, and providing a dict to translate the string into an actual instance newly created