Fixed: Project copy loses wiki pages hierarchy (#4797).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@3412 e93f8b46-1217-0410-a6f0-8f06a7374b81

test/fixtures/wiki_pages.yml

@@ -41,4 +41,25 @@ wiki_pages_006:
   wiki_id: 1
   protected: false
   parent_id: 2
+wiki_pages_007: 
+  created_on: 2007-03-08 00:18:07 +01:00
+  title: Child_page_1
+  id: 7
+  wiki_id: 2
+  protected: false
+  parent_id: 8
+wiki_pages_008: 
+  created_on: 2007-03-08 00:18:07 +01:00
+  title: Parent_page
+  id: 8
+  wiki_id: 2
+  protected: false
+  parent_id: 
+wiki_pages_009: 
+  created_on: 2007-03-08 00:18:07 +01:00
+  title: Child_page_2
+  id: 9
+  wiki_id: 2
+  protected: false
+  parent_id: 8