Classification -> Thema next-l/frbr-rda-group#6
Merge branch 'master' of github.com:next-l/enju_root

Conflicts:
	enju_sc/app/controllers/classifications_controller.rb
	enju_sc/app/models/thema.rb
	enju_sc/app/views/classifications/index.html.erb
	enju_sc/app/views/classifications/show.html.erb
	enju_sc/app/views/themata/edit.html.erb
	enju_sc/config/routes.rb