Hice cambios en foreign keys y modelos para mantener el padron. Agrego link a index_admin y su ruta, migracion para los cambios en db y no se que mas
Merge branch 'development' of https://github.com/sbianchi/wira into development

Conflicts:
	app/controllers/establishments_controller.rb
	app/controllers/registration_requests_controller.rb
	app/views/establishments/index.html.erb
	app/views/layouts/application.html.erb
	db/schema.rb