ikiwiki 2.53 released with these changes
- 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)