* Improved import/export feature to run asynchronously amongst other things
* Remvoved exclusion of root site in Root's default collection (fingers crossed that this has no negative side effects)
* Added Root.sitemap_xml_action() for trying out with GoogleBot
* Slightly modified Root permissions; generally only allow "debug" without any restrictions
* Added setup routine to Root.main_action() which is executed when there is an unconfigured root site or no privileged user (admin)
* Modified $Image#edit skin: check for Image.fileName property insteaed of "created" when deciding whether to show the name and dimension input fields
* Added missing res.data.title to $Members#register skin
* Removed app.log() calls when catching login or registration exceptions
* Added empty User.onLogout() method to get rid of some "errors" in the log file
* Removed obsolete code
* Reverted to GET method in Site.referrers_macro() because otherwise the display of filtered spam won't work (Antville.Query cannot handle POST requests)
* Modified LogEntry to fit into the new logging mechanics
* Added commitRequests(), commitReferrers() and purgeReferrers() to Root prototype
* Added referrers collection to Root
* Re-added Site.spamfilter property for now
* Refactored Site.referrers_macro() and Story.referrers_macro() (formerly backlinks_macro, but compatibility is granted)
* Removed obsolete method Stories.flushRequests()
* Reactivated referrers (thus, including backlinks) for privileged users for testing purposes
* Added global nightly() method which is called from a new cronjob at 5 am
* Added calls for referrer purge and commit methods in Root to scheduler
* Added Story.count() method to increment the request counter; overwrites Helma's built-in HopObject method but it's anyway redundant with HopObject.size()
* Added utility methods for database access in Sql.js
* Added status code to Root.error_action()
* Moved notfound.skin and error.skin as subskins into $Root.skin
* Removed obsolete <script>-Element from Site#page skin
* Added Membership.toString() method for human-readable output
* Assigned Membership.valueOf() method original toString() method
* Fixed output of site list in userland
* Added mountpoint for Api prototype in Root
* Added trimming for Story text and title input
* Completely render skin outline and drop down menu from application directory
* Moved remaining skins into protected (ie. non-customizable) skin files
* Removed obsolete skin files
* Removed obsolete code
* Fixed various b/w compatibility issues found in some sites
* Fixed pager action in Images
* Added confirmation dialog before resetting a layout
* Added collection containing updated sites in reverse chronological order
* Modified site listing (still work in progress)
* Save site name as title if no title is entered
* Removed some res.debug() calls
* Removed obsolete skin files (ie. content moved to the protected skin file)
* Moved contents of Messages.skins to their protected siblings
* Prefixed notification skins (used in e-mails) with "notify_"
* Fixed and simplified a whole bunch of issues in compatibility layer
* Refactored Poll and Polls prototypes (still not really happy)
* Fixed sorting of sites in Root.updates_xml_action()
* Allowed access to debug_action in Root
* Improved image data conversion in updater to only create thumbnail information if there actually is a thumbnail available
* Fixed some minor issues introduced with the latest changes
