fixing merge issues

lib/gitlab/import_export.rb

@@ -6,10 +6,6 @@ module Gitlab
       File.join(storage_path, relative_path)
     end
 
-    def project_attributes
-      %i(name path description issues_enabled wall_enabled merge_requests_enabled wiki_enabled snippets_enabled visibility_level archived)
-    end
-
     def project_tree
       Gitlab::ImportExport::ImportExportReader.new.project_tree
     end

lib/gitlab/import_export/import_export.yml

@@ -22,7 +22,6 @@ included_attributes:
     - :path
     - :description
     - :issues_enabled
-    - :wall_enabled
     - :merge_requests_enabled
     - :wiki_enabled
     - :snippets_enabled