Improve dataverse file metadata
Improve dataverse file metadata

Ghalko/waterbutler,Johnetordoff/waterbutler,kwierman/waterbutler,CenterForOpenScience/waterbutler,felliott/waterbutler,hmoco/waterbutler,icereval/waterbutler,rdhyee/waterbutler,TomBaxter/waterbutler,rafaeldelucena/waterbutler,chrisseto/waterbutler,RCOSDP/waterbutler,cosenal/waterbutler