Study creation via OTOL API, diagnostic JS

NOTE that the required "upstream" functionality is not yet provided in the OTOL API or in treemachine, but this should be enough information to jump-start implementation.
Removing Dryad-specific import option (by request)

I believe that we can still use the study's publication DOI to check for data in Dryad.
Merge pull request #116 from OpenTreeOfLife/study-creation-ui

Attempting study creation via OTOL API