add photo and literatur models
Merge branch 'dev' of https://github.com/subugoe/edfu into dev

Conflicts:
	app/controllers/uploads_controller.rb
fix Formular, Ort, Gott, Relations; add relationships Photo, Literatur, Stelle; fix issues with regex; fix incorrect convertion - monster commit  :-(
fix issues with word/wb_berlin
fix issues with wort/wb_berlin
fix issues with Ort.anmerkung
fix issue with missing formular uid (add random value)
remove support for update (because of better ingest performance)
destroy existing db content on ingest/upload
replace find_or_create_by with create
add solr support for wb_berlin
add solr for gott, wort & wb_berlin