added instructions for transfer status tagging setup to docs
added instructions for transfer status tagging setup to docs

iiman/mytardis,steveandroulakis/mytardis,pansapiens/mytardis,iiman/mytardis,pansapiens/mytardis,iiman/mytardis,pansapiens/mytardis,pansapiens/mytardis,steveandroulakis/mytardis,steveandroulakis/mytardis