Ekonsil ICD search

	modified:   app/api/api.rb
	modified:   app/models/database_adapter/database_adapter.rb
	modified:   app/models/information_providers/search_provider.rb
	modified:   config/DB_structure.yml
	modified:   spec/models/compound_info_provider_spec.rb
	modified:   spec/models/provider_instance_spec.rb