ikiwiki 2.53 released with [[!toggle text="these changes"]]
[[!toggleable text="""
   * search: generate configuration files once only when rebuilding
     (Gabriel McManus)
   * attachment: Fix an uninitialised value warning when editing a page
     that currently has no attachments.
   * Fix a bug with links to pages whose names contained colons.
   * attachment: Support old versions of CGI.pm that lack an upload method.
   * Include ikiwiki.setup in examples in the debian package.
   * attachment: Support perl 5.8's buggy version of CGI.pm.
   * otl: Support utf-8 files. (Recai Oktaş)"""]]