Not return DownloadAsset-url if asset not exists
Changed table mapping desc
Fix for unpublished pages still shown.
Faster and less dependent deletes. A new property set manager which is threaded instead takes care of some issues.
The tools should be able to use contentId, languageId and siteNodeId and navigate right.
New handler for properties
Merge branch 'master' of github.com:bogeblad/infoglue2