Revert "Any object (not just Notice's) can be queued" This reverts commit 77ea02cac3576f395e4548e7e6cbace90ba566ea.
This doesn't seem to have been functional for a while; can't find other references to the enjit configuration or transport enqueuing. Keeping it in case someone wants to bring it up to date. -- brion vibber <brion@status.net> 2009-12-03