[Zope-Annce] Zwiki 0.21.1 bugfix release

Changes: * support old Wiki Folders (IssueNo0571) * drop confusing allowed_page_types option * fix scroll to bottom after comment More information: http://zwiki.org/ReleaseNotes , http://zwiki.org/KnownIssues , http://zwiki.org Download: http://zwiki.org/releases/ZWiki-0.21.1.tgz (not yet available on zope.org due to upgrade) Best wishes, --Simon