moved class Refimg to person, and ditched all other routes/direct access to ref images, they are only a part of Person in UI now

files.py

@@ -23,8 +23,7 @@ from flask_login import login_required, current_user
 ################################################################################
 from job import Job, JobExtra, Joblog, NewJob
 from path import PathType, Path
-from person import Person, PersonRefimgLink
-from refimg import Refimg
+from person import Refimg, Person, PersonRefimgLink
 from settings import Settings
 from shared import SymlinkName
 from dups import Duplicates