Update function signatures
Update function signatures

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