Fixes: U4-541 Wrong dictionary key when using in backend template names
This changes the way that the value that is stored in the auth cookie. Previously we just stored a GUID which was the user's contextid stored in the db, now we store encrypted values of a few necessary user objects. In 6.2 we'll actually set a real .Net user object on the HttpContext. For now, the http module will simply just ensure that the culture is set correctly for the currently logged in user.
Fixes ContentType to ensure that ALL property type values get reset, not just ones assigned to a group.
Fixes logic in ContentTypeService to ensure that xml is re-generated when a property type alias is changed too.
ensures that the user context cache is cleared when users are saved which will work in LB environments.
Changes more HttpRuntime.Cache dependencies to ApplicationContext.Current.ApplicationCache.
their correct locations/namespaces/assemblies and obsoleted all of the old ones and ensure the old webforms files don't exist where the obsoleted ones were.
Fixes a security issue with the installer ajax service (used to be p.aspx, now is InstallerRestService.aspx)
