Set default picture

Fix tags where not in params for index fronted (news and announcement)
Change backend index for news
Home banner link for images and main title

app/uploaders/image_uploader.rb

@@ -3,6 +3,7 @@
 class ImageUploader < CarrierWave::Uploader::Base
 
   require 'mime/types'
+  include Sprockets::Helpers::RailsHelper
   
   process :set_content_type
 
@@ -30,6 +31,9 @@ class ImageUploader < CarrierWave::Uploader::Base
   # def default_url
   #   "/images/fallback/" + [version_name, "default.png"].compact.join('_')
   # end
+  def default_url
+    "news_alt.jpg"
+  end
 
   # Process files as they are uploaded:
   # process :scale => [200, 300]