Remove news and fix default_url in ImageUploader

app/helpers/admin/dashboards_helper.rb

@@ -4,8 +4,6 @@ module Admin::DashboardsHelper
 		case title
 			when 'bulletin'
 				panel_announcement_front_end_bulletins_path
-			when 'news_bulletin'
-				panel_news_front_end_news_bulletins_path
 			when'page_context'
 				panel_page_content_front_end_page_contexts_path
 			when'web_link'
@@ -17,8 +15,6 @@ module Admin::DashboardsHelper
 		case object.class.to_s.underscore
 			when 'bulletin'
 				panel_announcement_front_end_bulletin_path(object)
-			when 'news_bulletin'
-				panel_news_front_end_news_bulletin_path(object)
 			when'page_context'
 				"/#{object.page.path}"
 			when'web_link'