First commit for multiple site trees.
Small addition to the form helper and the extension manager.
Added more functionality to the new manager interface.
Added functionality for creating copies of existing pages.
Started working on the revised page type edit view.
More functionality for multiple sites.
Updated the server side caching to to work with multiple sites and without a HttpContext.
Fixed cache bug.
Cache-updates and linking from the attachments view.
Added category view to the new manager interface.
Added comment list to the new manager.
More manager updates.
Added entity caching to posts.
Fixed bug in form helper causing values not being selected when using DropDownListFor()
Some minor updates in the form helper.
More updates for the new manager interface.
Fixed so sites with pages can't be deleted from the manager.
Removed obsolete method and fixed Cache bug.
More fixes in the new manager.
Removed obsolete PageRegions from the PageTemplate.