fixes #2898: Wiki Page Versions still not recording "is_deleted"

app/models/wiki_page.rb

@@ -163,6 +163,7 @@ class WikiPage < ActiveRecord::Base
       :title => title,
       :body => body,
       :is_locked => is_locked,
+      :is_deleted => is_deleted,
       :other_names => other_names
     )
   end

app/models/wiki_page_version.rb

@@ -2,7 +2,7 @@ class WikiPageVersion < ActiveRecord::Base
   belongs_to :wiki_page
   belongs_to :updater, :class_name => "User"
   belongs_to :artist
-  attr_accessible :wiki_page_id, :title, :body, :is_locked, :updater_id, :updater_ip_addr, :version, :other_names
+  attr_accessible :wiki_page_id, :title, :body, :is_locked, :is_deleted, :updater_id, :updater_ip_addr, :version, :other_names
   delegate :visible?, :to => :wiki_page
 
   module SearchMethods