gallery versioning added.. and also the models changed for gallery now more R4 compatible. urls for gallery working fine now..

lib/tasks/gallery.rake

@@ -0,0 +1,23 @@
+namespace :gallery do
+  task :migrate_albums => :environment do
+  	@albums = GalleryAlbum.all
+  	@albums.each do |album|
+  		newalbum = Album.new
+  		newalbum.name = album.name
+  		newalbum.description = album.description
+  		newalbum.cover = album.cover
+  		newalbum.cover_path = album.cover_path
+  		newalbum.tag_names = album.tag_names
+  		newalbum.category_id = album.category_id
+  		newalbum.save!
+  		@images = album.gallery_images
+  		@images.each do |image|
+  			img = newalbum.album_images.new
+  			img.title = image.title
+  			img.description = image.description
+  			img.file = image.file
+  			img.save!
+  		end
+  	end
+  end
+end